Migi to Dali

Migi to Dali (ミギとダリ, Migi to Dari, "Migi and Dali", sometimes romanized as "Migi and Dali") is an anime series based on the Manga of the same name.

Synopsis
After finally adopting a child, the Sonoyamas were unprepared for the mystery that would soon unravel. Hitori seems to be the perfect son for his loving parents. He's handsome, intelligent, and grateful for his new lavish life—but he has a dark secret. Hitori is actually the twins Migi and Dali pretending to be one boy. And they have a terrifying motive behind their hidden identity.

Season 1

 * 1) Migi and Dali
 * 2) Welcome party
 * 3) Let's make friends
 * 4) Be A Good Student
 * 5) Water Flea's Song
 * 6) Who Killed the Parent Bird?
 * 7) It Wasn't a Ghost
 * 8) Two ≠ One

Voice Cast

 * Migi - Shun Horie
 * Dali - Ayumu Murase
 * Shunpei Akiyama - Shintarou Asanuma
 * Maruta Tsutsumi - Shunsuke Takeuchi
 * Eiji Ichijo - Kengo Kawanishi
 * Youko Sonoyama - Kotono Mitsuishi
 * Osamu Sonoyama - Takashi Matsuyama
 * Metry - Sumire Morohoshi
 * Mrs. Mitshuyama (Micchan) - Kimiko Saitou
 * Reiko Ichijo - Romi Park
 * Akira Ichijo - Tokuyoshi Kawashima
 * Karen Ichijo - Akira Sekine