Rain Is Falling

"Rain Is Falling" (비가 와) is the debut single of WAVE CALL, a South Korean producer who writes, composes and arranges songs and has them sung with AI vocal technology. Released on 29 June 2026 through Brotherhood Entertainment under licence to Kakao Entertainment, it pairs the AI vocal with session players on drums, piano, bass and guitar, and its release notes invite listeners who think of someone when it rains. Sports Kyunghyang reported that the song entered YouTube's trending videos chart. By 2 October 2026 its official music video on 1theK had about 391,000 views and the Spotify track about 14,000 plays.