Japanese Cast:

All Japanese names are LAST NAME, FIRST NAME order.

Sakumoto Manami/Nami - Sugimoto Yuu
Takamura Tohru - Iwanaga Tetsuya
Chiaki - Okamoto Maya
Masaya - Miki Shinichirou
Manami's mother - Taneda Ayako
Hirame - Suzuki Katsumi
Sensei - Ugaki Hidenari
Imai - Ota Emi
Aditional Voices - Ota Emi

American Cast:

Minami Sakumoto/Nami - Tara Jayne
Tohru Takamura - Gabriel J. Seador
Chiaki - Lola Rivera
Masaya - Andrew Bollinger
Manami's mother - Mina Sands
Additional Voices - Jack Flap