Houshou Marine learns Indonesian from Reine and teaches her Japanese (Hololive)

As noted, choushi does mean condition, but choushi ni noru, which literally translates to "ride your physical condition" is the way JP says "get full of yourself." Source streams: Reine collab    • Antarnegara教室！お互いにいろいろ教え合う配信withマリン先輩 #mar...   Marine next day    • 【歌ってみた】歌う💢KARAOKE singing【ホロライブ/宝鐘マリン】