Artist, eromangaka.
Pen name: 七宮つぐ実 (Nanamiya Tsugumi)
Circle name: ななつ組 (Nanatsu Gumi)
https://www.pixiv.net/users/43326
https://www.pixiv.net/stacc/nananiyatsuguni
https://twitter.com/nanatsu_illust
https://twitter.com/nanatsugumi
https://twitter.com/intent/user?user_id=264954397
https://twitter.com/intent/user?user_id=950257818484944896
https://nijie.info/members.php?id=211529
https://pawoo.net/@nanatsugumi
https://pawoo.net/web/accounts/105935
https://sketch.pixiv.net/@nananiyatsuguni
https://www.tinami.com/creator/profile/10352
http://nanatsugumi.blog.fc2.com
https://webcatalog.circle.ms/Perma/Circle/10027601
http://www.doujinshi.org/browse/author/63161/Nanamiya-Tsugumi/
https://www.pixiv.net/stacc/cocoaca
