君と僕の秘密基地 × Vocal

There are 10 “君と僕の秘密基地” Vocal accompaniments.
There are sounds such as “君と僕の秘密基地 by シイナ”, “君と僕の秘密基地 by まゅう❥︎:❥︎(真癒音)” and so on.
Other popular musical parts of “君と僕の秘密基地”