Pool: (C100) [Radial Engine (Fuumi)] Summer holidays
https://www.melonbooks.co.jp/detail/detail.php?product_id=1580709
Information:
https://twitter.com/fuumiisc
https://www.pixiv.net/users/10292
Information:
https://twitter.com/fuumiisc
https://www.pixiv.net/users/10292