Aki no Utage celebrates the 10th anniversary of Utage, the biggest and most popular event focusing  on anime song, holding their autumn event at ageHa’s out-side area and arena-area.
The park area hosts MUMM LOUNGE sponsored by popular champagne MUMM, where  you can drink champagne while listen music at open space.
Advance tickets are available for ¥4,000 (Basic ticket, Only WATER/ex-BOX/PARK areas) and premium ticket for ¥6,000 (all areas access)