A girl from Manhome. Initially Ai came to Aqua to explore in a rather negative attitude because her elder sister often boasted to her how good Aqua is only to find that it was boring. However meeting amp befriending Akari amp friends changed Ai039s mindset. Ai became the recipient of Akari039s letters and through Akari039s mails Ai started to love Aqua more than ever. Whenever time permits Ai would pay a visit to Akari in Aqua.