Miku-chan ni Nekomimi toka Plug in Shite Ichaicha Suru Hon | A Book About Installing a Catgirl Plugin and Having Lovey-Dovey Sex With Miku-chan (VOCALOID)
Murasaki Shikibu no Miminame Tekoki Chikubizeme ni Taeraretara Nama Sex Dekiru Hon (Fate/Grand Order)