(Reitaisai 7) [Cat Expert (Various)] ero Chen Goudou (Touhou Project) (例大祭7) [きゃっといいえっくす (よろず)] ero橙合同 (東方Project)

(Reitaisai 10) [Cat Expert (Nekousa)] Micro-shiki Chen-chan (Touhou Project)

(Reitaisai 11) [Cat Expert (Nekousa)] Chen no Ana (Touhou Project)

(Reitaisai 11) [Cat Expert (Nekousa)] Chen no Ana (Touhou Project)

(Reitaisai 5) [Cat Expert (Nekousa)] Touhou Shikigami Ijiri (Touhou Project)

(Reitaisai 15) [Cat Expert (Nekousa)] Micro Nyanko Komugi Chen (Touhou Project)

(Reitaisai 15) [Cat Expert (Nekousa)] Micro Nyanko Komugi Chen (Touhou Project)

(COMIC1☆6) [Cat Expert (Nekousa)] Chen x Chen! (Touhou Project)

(C78) [Cat Expert (Nekousa)] Touhou Chen Yuugi 2 (Touhou Project)

(Reitaisai 8) [Cat Expert (Nekousa)] Deli Chen (Touhou Project)

(Reitaisai 14) [Cat Expert (Nekousa)] Chen to Issho -Ohirune mo Issho- (Touhou Project)