TRX holders can receive JST airdrops. Snapshot of TRX balance was taken at midnight on May 20, 2020(UTC), following which an airdrop of 217,800,000 JST was immediately distributed.
Many first-rate exchanges and wallets delivered JST airdrops on May 20. That is to say, users who hold TRX in these exchanges are able to own JST passively. These exchanges include Poloniex, KuCoin, Bitpie and Atomic Wallet.