[Dotechin Tengoku (Ryuuki Yumi)] SWEET COWCOW [どてちん天国 (りゅうき夕海)] SWEET COWCOW

(C94) [Dotechin Tengoku (Ryuuki Yumi)] Yome to Boku Returns (THE iDOLM@STER)

(C81) [Dotechin Tengoku (Ryuuki Yumi)] Suite Sweet (Suite Precure)

(COMIC1☆12) [Dotechin Tengoku (Ryuuki Yumi)] Love Mako (THE iDOLM@STER)

(CR30) [Dotechin Tengoku (Ryuuki Yumi)] Jii (Dead or Alive)

(COMIC1☆11) [Dotechin Tengoku (Ryuuki Yumi)] M to P (THE iDOLM@STER)

(C92) [Dotechin Tengoku (Ryuuki Yumi)] cow cow time

(C69) [Dotechin Tengoku (Ryuuki Yumi)] PSYCHO ROCK cow-version 2002-2004

(SC2018 Autumn) [Dotechin Tengoku (Ryuuki Yumi)] Yome Chichi Iyashi (THE iDOLM@STER)

(COMIC1☆10) [Dotechin Tengoku (Ryuuki Yumi)] Yome to Boku FINAL (THE IDOLM@STER)

[Dotechin Tengoku (Ryuuki Yumi)] MILK THE COW