URLs

• https://twitter.com/chuo_h
• https://twitter.com/intent/user?user_id=258440656
• https://www.deviantart.com/nostromotanaka
• https://www.melonbooks.co.jp/circle/index.php?circle_id=52945
• https://ja.wikipedia.org/wiki/中央東口
• https://anidb.net/creator/8920
• http://erogamescape.dyndns.org/~ap2/ero/toukei_kaiseki/creater.php?creater=4
• http://degree.a.la9.jp
• https://www.mobygames.com/person/1199623
• https://myanimelist.net/people/19217
• https://vndb.org/s724
• http://doujinshi.mugimugi.org/browse/author/11916/Chuuou-Higashiguchi
• http://homepage3.nifty.com/DEGREE