Nobue= Ana
Chika= Miu
Miu= Matsuri
Matsuri= Nobue
Ana= Chika

"Chika stop bugging me," said Ana. "I'm trying to do my homework."

Matsuri barged in. "I'm going to go ride my motorcycle to the store and waste my money on more cigarettes."

While all that was happening, Miu and Nobue were practicing English.