The Japan Virtual and Crypto Assets Exchange Association (JVCEA) — a self-regulatory organization for the crypto industry in Japan — recently published a report on Japanese holdings of major cryptocurrencies in March.
169,376 BTC was held on Japanese exchanges, up more than 11% from the previous month. XRP was up 6.4% to 3.2 billion XRP. Ether was up more than 5.7% to 1.14 million ETH.