Artist,kiri futoshi assists his doujins.
https://www.pixiv.net/users/464756
https://www.pixiv.net/stacc/aisaccho
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http://com.nicovideo.jp/community/co2147712
https://sketch.pixiv.net/@aisaccho
http://cigarette0114.blog.fc2.com
https://www.pixiv.net/stacc/micuma