[Secret Heart ]
Lyrics/Maiko Nakamura,Taka Aoki
Compose & Arrangement,Produce /Taka Aoki (tiny step records)
Piano/Hatanaka Ayako
GutGuitar/Tatsuya Morinaga
All Sound Programming&Recorded by Taka Aoki
Mixed by Yousuke Nishikawa
(IRISOHYAMA)TV commercial song(2016)