(C82) [Sakurakusa (Akarin)] Oshioki Len kyun (VOCALOID)
(C87) [Sanryuu Kaigishitsu (Mitsuru)] Haku-nee wa Len-kun no Choukyou ni Chousen Suruyoudesu (Vocaloid) [English] [N04h]
[O-Mars (Mars)] LEN*GEN2 (Vocaloid) [Digital]
(C79) [Konekonaku (Minami Kiki)] Koi Len (VOCALOID2) [Digital]
[Hey You! (Non)] Len-kun to Asobou! (VOCALOID)
(C92) [Yomosugara (Yomogi Ringo)] Len-kun Onegai! (VOCALOID)
(Reitaisai 8) [hey you! (Non)] Nuko Len-kyun to Nuko Nuko suru Hon. | Kitty Kitty Bang Bang with Catboy Len (Vocaloid) [English] =SW=
(C78) [O-Mars (Mars)] Nuko Len Len no Seigi | Nuko Len Len's Justice (Vocaloid) [English] [N04h]
(C83) [O-Mars (Mars)] Master Ano Ne (Vocaloid)
[Hey You! (Non)] Len-kun to Asobou! (VOCALOID) [Chinese] [瑞树汉化组]