Abbreviated as Haro Chan (ハロチャン), is the official mook by Hello! Project featuring it's members. Disc 1 (90mins), Disc 2 (90mins).
| Title | Hello! Channel Vol.4 |
|---|---|
| Release Date | 2011-04-21 |
| Runtime | |
| Genres | |
| Production Companies | Unknown |
| Production Countries |
