This is probably the closest we will get to a Southeast Asia equivalent of "Blackrock is buying Bitcoin" in the short term. Generally folks here succumb to Halo effect when it comes to Singapore.
DBS is one of Singapore's most established banks. It's exchange is offering the trading services of four fiat currencies (SGD, USD, HKD, JPY) with Bitcoin, Ethereum, Bitcoin Cash, Polkadot, Cardano and XRP.
Might be the lazy but effective way to quickly onboard someone.

corporate-sg-en
Digital Payment Token Exchange and Cryptocurrency Prices - corporate-sg-en - Liferay DXP
DBS Digital Exchange offer trading between four fiat currencies and a range of cryptocurrencies, including Bitcoin, Ethereum and more. Check Crypto...