Exchanges/GMO Coin Japan
GMO Coin Japan exchange reviews

GMO Coin Japan

Rank #64 ActiveCEXJapan

The operating company GMO Coin, Inc. was registered on October 11, 2016, and began operating as an exchange in 2017. Its headquarters are located in Tokyo's Shibuya district. The platform is part of the GMO Internet Group (ticker on TSE: 9449), founded by Masatoshi Kumagai in 1991 as Voice Media Inc. The parent entity is GMO Financial Holdings, Inc., under whose control the exchange operates as a wholly owned subsidiary without external investment. In September 2023, GMO Coin absorbed FX PRIME by GMO Corporation as part of an internal restructuring. In February 2026, GMO Internet Group announced preparations for a public listing of GMO Coin shares. In June 2026, a long-term strategic partnership was signed with global investment AI provider BridgeWise to implement analytical tools for retail users. Trading volumes and platform popularity are concentrated in the domestic Japanese market. The list of tradable assets is formed under FSA oversight and features fewer coins compared to global exchanges; listing applications undergo JVCEA review. The platform does not have its own token and has not undergone any rebranding. Regulation and Licenses GMO Coin is registered with the Financial Services Agency of Japan as a crypto asset exchange service provider under the Payment Services Act (PSA) - license Kanto Local Finance Bureau No. 00006 dated September 29, 2017. For over-the-counter crypto derivatives, it obtained registration as a Type I Financial Instruments Business Operator under number 3188 (May 2020). The exchange has been a member of the Japan Virtual and Crypto Assets Exchange Association (JVCEA) since its founding in 2018. In March 2018, following FSA inspections triggered by the Coincheck hack, the exchange received an official Business Improvement Order due to frequent system failures and insufficient analysis of their causes. GMO Coin provided the regulator with monthly progress reports; no operational bans or monetary fines were imposed. No other regulatory cases have been recorded. Access to the platform is strictly limited to residents of Japan. U.S. citizens and all foreign individuals cannot open an account. Mandatory full verification includes eKYC (the "かんたん本人確認" system launched on July 15, 2020) with facial and document recognition, and for corporate clients, additional confirmation of registered address and source of funds. From March to May 2026, GMO Coin participated in an FSA pilot experiment on sharing information about suspicious wallets jointly with Chainalysis Japan, Hitachi, NEC, JPYC, and Bitbank . The Sygna hub is used for Travel Rule compliance. Products and Fees Spot trading is available in two forms: an order book and a broker service "販売所" (spread trading). Margin trading "取引所(レバレッジ)" is a cash-settled product (差金決済取引) with short-selling capability, separate from over-the-counter derivatives. The OTC product "暗号資産FX" operates on a counterparty model - quotes are provided by the exchange itself. For retail users, the maximum leverage is limited to 2× in accordance with FSA rules. Other products include: regular purchases "つみたて暗号資産" (automated investing), staking, lending "貸暗号資産ベーシック" and "貸暗号資産プレミアム" (premium product terms updated in July 2023), as well as an IEO portal. The first IEO - the FCR Coin (FC Ryukyu) token - took place from April 27 to May 18, 2022 (placement of 450 million tokens on Ethereum ). The second IEO - NOT A HOTEL COIN (NAC) - launched on October 31, 2024; organizers claimed to have raised 2 billion yen, positioning the deal as Japan's first RWA token. Participation in IEOs is prohibited for U.S. residents. The fee model is differentiated: the order book uses a maker-taker structure, while the broker service uses a spread. Historically, the exchange has introduced negative maker rates (down to -0.03%) as part of liquidity attraction campaigns; exact values change. Support for REST and WebSocket APIs (public and private channels) with order types MARKET, LIMIT, STOP, STOP-LIMIT, and time conditions FAK, FAS, FOK, SOK. Native FIX is not supported. The exchange has no native token - the stablecoins GYEN and ZUSD are issued by a separate subsidiary, GMO-Z.com Trust. Volumes and Liquidity GMO Coin dominates Japan in perpetual futures trading volume, ranking first among local platforms. Spot volumes are also significant, though lower than derivatives. High liquidity is ensured through integration with HFT infrastructure, API access for quantitative teams, and the presence of negative maker fees during certain periods. The liquidity structure is concentrated on Japanese retail and institutional clients; international flow is limited. Security and Incidents Client fiat funds (JPY) are held in a trust account at Nihon Securities Finance Trust Bank (日証金信託銀行). Crypto assets are predominantly stored in cold wallets; transfers from cold storage require multi-step approval from different departments. For assets meeting internal criteria, multi-signature is used, and keys are stored in multiple locations with various security systems. Two-factor authentication is mandatory for JPY withdrawals and cryptocurrency transfers. The exchange internally declares a loss coverage policy: in the event of a leak of segregated client funds, it undertakes to return the same amount of cryptocurrency or compensate in JPY at the platform's selling price on the day prior to discovery. This is not a public insurance fund with a fixed size, but an internal commitment. No public Merkle-tree proof-of-reserves is published, however Japanese regulation requires annual audits (the parent company's auditor is Ernst & Young ShinNihon LLC) and asset segregation. Known incidents: January 4, 2018 - a five-hour service access outage due to a "system malfunction"; the cause was not publicly disclosed. March 2018 - an FSA Business Improvement Order in response to frequent failures and insufficient root cause analysis. January 9, 2025 - temporary suspension of deposits/withdrawals for several assets due to a detected issue; service was restored the same day (update at 01:56). No hack resulting in loss of user funds has been recorded. Related Individuals Masatoshi Kumagai (founder, chairman, and Group CEO of GMO Internet Group). In May 1991, he founded Voice Media Inc., later transforming it into an internet infrastructure group, and subsequently into a financial and cryptocurrency holding company. Under his leadership, the group expanded to over 100 subsidiaries, including GMO Coin. Tomotaka Ishimura (CEO of GMO Coin since December 2017). Prior to his appointment, he served as a director at GMO-Z.com Trade UK Limited, another group subsidiary. No public information about his education or previous projects outside the group has been found. The holding legal entity: GMO Internet Group, Inc. (TSE:9449). Related organizations include GMO CLICK Securities (brokerage division) and GMO-Z.com Trust Company (issuer of stablecoins GYEN/ZUSD under NYDFS supervision). Potential The IPO preparation (announced in February 2026) could attract additional capital and increase transparency, strengthening trust among both retail and institutional clients. The strategic partnership with BridgeWise, signed on June 17, 2026, aims to integrate AI analysis tools for investment decisions - this could enhance the retail offering. Expanding the asset list through FSA approval (e.g., listing Sui in January 2026 and tokenized multi-metal Zipangcoin in April 2026) demonstrates the ability to adapt to new market trends. Leadership in the Japanese derivatives segment and integration with Sygna Hub for Travel Rule create an infrastructure advantage amid likely growth in institutional interest. Risks [Identified by Finkonkurs AI Analytics System] Regulatory legacy. The 2018 FSA order, although not resulting in sanctions, points to historical issues with operational stability. Any new failure could attract heightened scrutiny. Geographic concentration. Limiting service to only Japanese residents and prohibiting U.S. citizens narrows the client base and makes the business vulnerable to local economic or regulatory changes. Domestic market competition. Pressure from other Japanese exchanges ( bitFlyer , Coincheck, Bitbank) and global platforms offering a wider selection of assets and lower fees could weaken market share. Lack of public proof-of-reserves. Despite asset segregation and audits, the absence of a published Merkle-tree PoR may reduce trust among international analysts and hedge funds accustomed to reserve transparency. Wind-down of group stablecoins. In May 2026, GMO-Z.com Trust began voluntary liquidation of GYEN/ZUSD, which may indicate strategic difficulties in the stablecoin segment and potentially affect the reputation of the entire group. Crypto market volatility and leverage. The availability of margin products with 2× leverage creates a risk of cascading liquidations during sharp price movements, although Japanese rules cap maximum leverage.

coin.z.com
24h volume
139.67 BTC
+207.31% · 24h139.67 BTC
30d low75.25 BTC
30d high447.15 BTC
Spot volume
Open interest
Liquidity score
3.8
/ 10
Avg spread
0.360%
Get started
Trust score
7.0/10
Good
  • Liquidity depth7.0
  • Reserves attestationNone
  • Regulatory standing4.8
  • Incident history4.6
Proof of reserves
Total reserves
None
Reserves
Markets
17
Coins
17
Fiat support
1
Weekly visits
Founded
2017
Exchange type
CEX
Region
JP
Trading volume · 30d
0149298447
Jun 29Jul 6Jul 13Jul 20Jul 28
Total volume · BTC
Avg 271.18 BTC · Peak 447.15 BTC
30d news

No news in this range

Trust score breakdown
Liquidity depth7.0
Volume legitimacy6.8
API uptime7.1
Reserves attestation6.6
Regulatory standing4.8
Team transparency6.2
Incident history4.6
Liquidity profile
Liquidity score3.8 / 10
Avg spread
0.360%
Open interest
Weekly visits
Reserves
Top markets17 pairs
#NamePrice24h7d24h volumeMarket CapSpreadLast 7 daysUpdated
1
Bitcoin - BTC cryptocurrency price
BitcoinBTC
BTC/USDT
$62,528.00−1.30%−1.70%$1.25T
2
Ethereum - ETH cryptocurrency price
EthereumETH
ETH/USDT
$1,841.41−1.40%−0.20%$222.25B
3
XRP - XRP cryptocurrency price
XRPXRP
XRP/USDT
$1.07−1.30%−2.10%$66.73B
4
Solana - SOL cryptocurrency price
SolanaSOL
SOL/USDT
$72.44−1.30%−2.30%$42.10B
5
Dogecoin - DOGE cryptocurrency price
DogecoinDOGE
DOGE/USDT
$0.0692−1.40%−3.30%$10.75B
6
Cardano - ADA cryptocurrency price
CardanoADA
ADA/USDT
$0.1827−1.20%+8.70%$6.82B
7
Chainlink - LINK cryptocurrency price
ChainlinkLINK
LINK/USDT
$8.21−1.90%−1.50%$6.14B
8
Stellar - XLM cryptocurrency price
StellarXLM
XLM/USDT
$0.1705−3.60%−2.10%$5.84B
9
Dai - DAI cryptocurrency price
DaiDAI
DAI/USDT
$1.00+0.00%+0.00%$4.60B
10
Bitcoin Cash - BCH cryptocurrency price
Bitcoin CashBCH
BCH/USDT
$209.72−0.50%−0.30%$4.21B
Showing 1–10 of 14
Proof of reserves
No proof-of-reserves data published for this exchange yet.
Fee schedule
Spot · 30d volume tier
TierVolume USDTMakerTaker

News mentioning GMO Coin Japan

No news in this range
User reviews0
No reviews yet for this exchange.
Community comments
No comments yet for this exchange.
About GMO Coin Japan

The operating company GMO Coin, Inc. was registered on October 11, 2016, and began operating as an exchange in 2017. Its headquarters are located in Tokyo's Shibuya district. The platform is part of the GMO Internet Group (ticker on TSE: 9449), founded by Masatoshi Kumagai in 1991 as Voice Media Inc. The parent entity is GMO Financial Holdings, Inc., under whose control the exchange operates as a wholly owned subsidiary without external investment. In September 2023, GMO Coin absorbed FX PRIME by GMO Corporation as part of an internal restructuring. In February 2026, GMO Internet Group announced preparations for a public listing of GMO Coin shares. In June 2026, a long-term strategic partnership was signed with global investment AI provider BridgeWise to implement analytical tools for retail users.

Trading volumes and platform popularity are concentrated in the domestic Japanese market. The list of tradable assets is formed under FSA oversight and features fewer coins compared to global exchanges; listing applications undergo JVCEA review. The platform does not have its own token and has not undergone any rebranding.

Regulation and Licenses

GMO Coin is registered with the Financial Services Agency of Japan as a crypto asset exchange service provider under the Payment Services Act (PSA) - license Kanto Local Finance Bureau No. 00006 dated September 29, 2017. For over-the-counter crypto derivatives, it obtained registration as a Type I Financial Instruments Business Operator under number 3188 (May 2020). The exchange has been a member of the Japan Virtual and Crypto Assets Exchange Association (JVCEA) since its founding in 2018.

In March 2018, following FSA inspections triggered by the Coincheck hack, the exchange received an official Business Improvement Order due to frequent system failures and insufficient analysis of their causes. GMO Coin provided the regulator with monthly progress reports; no operational bans or monetary fines were imposed. No other regulatory cases have been recorded.

Access to the platform is strictly limited to residents of Japan. U.S. citizens and all foreign individuals cannot open an account. Mandatory full verification includes eKYC (the "かんたん本人確認" system launched on July 15, 2020) with facial and document recognition, and for corporate clients, additional confirmation of registered address and source of funds. From March to May 2026, GMO Coin participated in an FSA pilot experiment on sharing information about suspicious wallets jointly with Chainalysis Japan, Hitachi, NEC, JPYC, and Bitbank. The Sygna hub is used for Travel Rule compliance.

Products and Fees

Spot trading is available in two forms: an order book and a broker service "販売所" (spread trading). Margin trading "取引所(レバレッジ)" is a cash-settled product (差金決済取引) with short-selling capability, separate from over-the-counter derivatives. The OTC product "暗号資産FX" operates on a counterparty model - quotes are provided by the exchange itself. For retail users, the maximum leverage is limited to 2× in accordance with FSA rules.

Other products include: regular purchases "つみたて暗号資産" (automated investing), staking, lending "貸暗号資産ベーシック" and "貸暗号資産プレミアム" (premium product terms updated in July 2023), as well as an IEO portal. The first IEO - the FCR Coin (FC Ryukyu) token - took place from April 27 to May 18, 2022 (placement of 450 million tokens on Ethereum). The second IEO - NOT A HOTEL COIN (NAC) - launched on October 31, 2024; organizers claimed to have raised 2 billion yen, positioning the deal as Japan's first RWA token. Participation in IEOs is prohibited for U.S. residents.

The fee model is differentiated: the order book uses a maker-taker structure, while the broker service uses a spread. Historically, the exchange has introduced negative maker rates (down to -0.03%) as part of liquidity attraction campaigns; exact values change. Support for REST and WebSocket APIs (public and private channels) with order types MARKET, LIMIT, STOP, STOP-LIMIT, and time conditions FAK, FAS, FOK, SOK. Native FIX is not supported. The exchange has no native token - the stablecoins GYEN and ZUSD are issued by a separate subsidiary, GMO-Z.com Trust.

Volumes and Liquidity

GMO Coin dominates Japan in perpetual futures trading volume, ranking first among local platforms. Spot volumes are also significant, though lower than derivatives. High liquidity is ensured through integration with HFT infrastructure, API access for quantitative teams, and the presence of negative maker fees during certain periods. The liquidity structure is concentrated on Japanese retail and institutional clients; international flow is limited.

Security and Incidents

Client fiat funds (JPY) are held in a trust account at Nihon Securities Finance Trust Bank (日証金信託銀行). Crypto assets are predominantly stored in cold wallets; transfers from cold storage require multi-step approval from different departments. For assets meeting internal criteria, multi-signature is used, and keys are stored in multiple locations with various security systems. Two-factor authentication is mandatory for JPY withdrawals and cryptocurrency transfers.

The exchange internally declares a loss coverage policy: in the event of a leak of segregated client funds, it undertakes to return the same amount of cryptocurrency or compensate in JPY at the platform's selling price on the day prior to discovery. This is not a public insurance fund with a fixed size, but an internal commitment. No public Merkle-tree proof-of-reserves is published, however Japanese regulation requires annual audits (the parent company's auditor is Ernst & Young ShinNihon LLC) and asset segregation.

Known incidents:

  • January 4, 2018 - a five-hour service access outage due to a "system malfunction"; the cause was not publicly disclosed.
  • March 2018 - an FSA Business Improvement Order in response to frequent failures and insufficient root cause analysis.
  • January 9, 2025 - temporary suspension of deposits/withdrawals for several assets due to a detected issue; service was restored the same day (update at 01:56).
No hack resulting in loss of user funds has been recorded.

Related Individuals

  • Masatoshi Kumagai (founder, chairman, and Group CEO of GMO Internet Group). In May 1991, he founded Voice Media Inc., later transforming it into an internet infrastructure group, and subsequently into a financial and cryptocurrency holding company. Under his leadership, the group expanded to over 100 subsidiaries, including GMO Coin.
  • Tomotaka Ishimura (CEO of GMO Coin since December 2017). Prior to his appointment, he served as a director at GMO-Z.com Trade UK Limited, another group subsidiary. No public information about his education or previous projects outside the group has been found.

The holding legal entity: GMO Internet Group, Inc. (TSE:9449). Related organizations include GMO CLICK Securities (brokerage division) and GMO-Z.com Trust Company (issuer of stablecoins GYEN/ZUSD under NYDFS supervision).

Potential

The IPO preparation (announced in February 2026) could attract additional capital and increase transparency, strengthening trust among both retail and institutional clients. The strategic partnership with BridgeWise, signed on June 17, 2026, aims to integrate AI analysis tools for investment decisions - this could enhance the retail offering. Expanding the asset list through FSA approval (e.g., listing Sui in January 2026 and tokenized multi-metal Zipangcoin in April 2026) demonstrates the ability to adapt to new market trends. Leadership in the Japanese derivatives segment and integration with Sygna Hub for Travel Rule create an infrastructure advantage amid likely growth in institutional interest.

Risks [Identified by Finkonkurs AI Analytics System]

  • Regulatory legacy. The 2018 FSA order, although not resulting in sanctions, points to historical issues with operational stability. Any new failure could attract heightened scrutiny.
  • Geographic concentration. Limiting service to only Japanese residents and prohibiting U.S. citizens narrows the client base and makes the business vulnerable to local economic or regulatory changes.
  • Domestic market competition. Pressure from other Japanese exchanges (bitFlyer, Coincheck, Bitbank) and global platforms offering a wider selection of assets and lower fees could weaken market share.
  • Lack of public proof-of-reserves. Despite asset segregation and audits, the absence of a published Merkle-tree PoR may reduce trust among international analysts and hedge funds accustomed to reserve transparency.
  • Wind-down of group stablecoins. In May 2026, GMO-Z.com Trust began voluntary liquidation of GYEN/ZUSD, which may indicate strategic difficulties in the stablecoin segment and potentially affect the reputation of the entire group.
  • Crypto market volatility and leverage. The availability of margin products with 2× leverage creates a risk of cascading liquidations during sharp price movements, although Japanese rules cap maximum leverage.

FAQ

What are the fees on GMO Coin Japan?

The spot market uses a maker/taker fee model: the maker fee is , and the taker fee is . For retail clients on the '販売所' (brokerage service), the fee is embedded in the spread, while margin products additionally charge funding and overnight fees. The exchange periodically runs promotions with reduced rates or maker rebates.

What is the trading volume of GMO Coin Japan?

The exchange's daily spot volume is , and its derivatives volume is . These figures may vary depending on market activity and seasonal campaigns.

Can GMO Coin Japan be trusted?

The exchange holds an FSA license (number 00006) and a Type I Financial Instruments Business registration, requiring it to segregate client funds and store most assets in cold wallets. In 2018, the FSA issued a business improvement order due to system failures, but no hacks resulting in user fund losses have been recorded. A public proof-of-reserves based on a Merkle tree is not published, but the exchange discloses its loss compensation policy. The trust score is 7.

Which coins and products are available on the exchange?

The exchange supports 17 coins and 17 trading pairs, primarily against the Japanese yen (JPY). Products include spot trading, margin trading with up to 2x leverage (per regulatory limits), over-the-counter '暗号資産FX', staking, lending, and an IEO portal. In 2026, tokens from the Sui network and Zipangcoin (tokenized precious metals) were added.

Are there country restrictions and KYC requirements?

Services are available only to residents of Japan; corporate accounts are limited to Japanese legal entities. Full verification (eKYC since July 15, 2020) is mandatory, including identity and source of funds confirmation. Access is prohibited for U.S. citizens and residents of other countries. For outgoing transfers, the exchange uses Sygna Hub in compliance with the Travel Rule.

Compare with peers
Metric
GMO Coin Japan exchange reviews
GMO Coin Japan
Binance exchange reviews
Binance
Gate exchange reviews
Gate
OKX exchange reviews
OKX
Trust7.010.010.010.0
24h vol139.67 BTC53.34K BTC10.99K BTC10.37K BTC
Markets171,3701,6971,092
Spread0.360%0.062%0.078%0.043%
PoR
Strengths · weaknesses
Pros
Cons
  • No proof-of-reserves published
Track GMO Coin Japan like a pro
Get listing alerts, volume spikes and proof-of-reserves updates — straight to your inbox.