Artist, eromangaka.
Name: 大塚子虎 (Ootsuka Kotora / Otsuka Kotora (commercial romanization) / Ohtsuka Kotora (personal romanization))
Circle name: 紅茶屋 (Kouchaya)
Site name: Tea Laden
Old site name: Teeladen
https://www.pixiv.net/users/1419543
https://www.pixiv.net/stacc/redriaredria
https://twitter.com/kouchaya_kotora
https://twitter.com/intent/user?user_id=1083708265257623552
https://sketch.pixiv.net/@redriaredria
https://www.dlsite.com/home/circle/profile/=/maker_id/RG09509.html
http://www.doujinshi.org/browse/author/3199/Ohtsuka-Kotora/
https://www.mangaupdates.com/authors.html?id=4740
https://www.melonbooks.co.jp/circle/index.php?circle_id=18813
https://ec.toranoana.jp/tora_r/ec/cot/circle/2UPA1B6P8U72d46Pd687/all/
https://www.dmm.co.jp/dc/doujin/-/list/=/article=maker/id=28592
