URLs

• https://www.pixiv.net/users/56301
• https://www.pixiv.net/stacc/walpurgisnacht
• https://x.com/simosi
• https://x.com/i/user/18491881
• https://www.deviantart.com/simosi
• https://pawoo.net/@walpurgisnacht
• https://sketch.pixiv.net/@walpurgisnacht
• https://ja.wikipedia.org/wiki/Simo氏
• https://anidb.net/creator/60575
• https://www.animenewsnetwork.com/encyclopedia/people.php?id=200137
• https://www.mobygames.com/person/995317
• https://otakumode.com/simosi/posts
• https://vndb.org/s11879
• https://pawoo.net/web/accounts/163383
• http://simosi.sakura.ne.jp/walpurgisnacht
• http://walpurgisnacht.sakura.ne.jp
• https://www.doujinshi.org/browse/author/5627/Simoshi
• http://www.amalgame.co.jp/walpurgis
• http://members.at.infoseek.co.jp/simosi
• http://www5.ocn.ne.jp/~eithne
• http://members.tripod.co.jp/simosi
• http://twitpic.com/photos/simosi