[Onuki Ayaka Festival] September 2009 at Aqua City Odaiba from Instagram 大貫彩香 Twitter Facebook はてブ Google+ Pocket LINE 2019.10.04 [Onuki Ayaka Festival] September 2009 at Aqua City Odaiba from Instagram Ayaka Onuki updated the official Instagram in September 2019. Ayaka Onuki participated in a collaboration event between HADO and Gracia at Aqua City Odaiba.