Koyama Shigeru
Also known as Old Ladys Three Star Restaurant
https://www.pixiv.net/member.php?id=763827 - Inactive Touhou account
https://www.pixiv.net/member.php?id=4376613 - Aikatsu account
https://twitter.com/MZNS_UMAI7
- Kirby and Flandre Nintendo Doujin and Touhou Project Doujin released Jun 1 '14