Last year, Vietnam ranked 3rd in terms of sign-ups just behind the expected leaders of the United States & India.
https://bitcoinvn.io/news/bitcoin-developers/
quotingNew Sponsor for Base58 🎊 BitcoinVN (npub1j4l…wzaa)
note1ktq…tthu
ベトナム現地やオンライン上でビットコインと法定通貨のブリッジ・プラットフォーム、Bitcoin ATMの運営などを行っています。
BitcoinVN operates a bridge platform between bitcoin and fiat in Vietnam and online, as well as manage Bitcoin ATMs.