オペラ歌手の翠千賀がAKB48の365日の紙飛行機を弾き語り Japanese opera singer Midori Chika performing “365 nichi no kami hikouki” by AKB48 365365日の紙飛行機AKB48ChikahikoukiJAPANESEMidoriNewsnichinokamioperasingerVideo翠千賀