Chiisana Breakin' my heart

 is the firth single released by Watanabe Marina.

It was released on November 11, 1987, and peaked at #5 on the Oricon single charts.

Single Information

 * Catalog Number:
 * 07･5H-385 (Vinyl)
 * 10･6H-268 (Cassette)
 * MSCL-13608 (MEG-CD)
 * Lyrics:
 * Oe Senri (大江千里) (Track 1 and 3)
 * Sawa Chihiro (沢ちひろ) (Track 2 and 4)
 * Composition:
 * Oe Senri (Track 1 and 3)
 * Kishi Masayuki (岸正之) (Track 2 and 4)
 * Arrangement:
 * Shimizu Nobuyuki (清水信之) (Track 1 and 3)
 * Nishihira Akira (西平彰) (Track 2 and 4)

Vinyl / CD

 * 1) Chiisana Breakin' my heart (ちいさなBreakin' my heart; A Small Breakin' my heart)
 * 2) Futari no Shounen (ふたりの少年; Two Boys)

Cassette

 * 1) Chiisana Breakin' my heart
 * 2) Futari no Shounen
 * 3) Chiisana Breakin' my heart (Instrumental)
 * 4) Futari no Shounen (Instrumental)