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Sachi Umino (海野 幸, Umino Sachi) is the adopted younger sister of Nagi Umino and the biological younger sister of Erika Amano. When Sachi learns that Nagi has to leave their family home to live with Erika, she runs away from home and stays with Nagi and Erika.

Appearance[]

Sachi has blond hair worn in a bob cut and light blue eyes.

She wears a primarily white and secondary blue schoolgirl uniform, white knee-high socks and black shoes.

Personality[]

Sachi is known to be indifferent, especially toward her older step-brother Nagi; however, underneath that, she deeply cares for him, and when he's forced to leave the household realizes her feelings for him. She's also known to be super determined about things she set her mind to, an example being when Sachi was a child; she saw that Nagi won an award for the best swimmer. Wanting one herself, Sachi would vigorously do swim training until she won the same award herself.

Abilities[]

Cooking: Sachi knows how to cook.

Plot[]

Relationships[]

Nagi Umino[]

Nagi cares about Sachi very much and treats her as a typical sibling. After Nagi leaves and stays with Erika Amano, she is scared that Nagi will leave and decide to move with Nagi and Erika. It is said that she has Brother Complex (Volume 4).

Erika Amano[]

Sachi didn't exactly like Erika at first, but after getting to know her more, she started to like her and would visit Nagi and Erika's place to see Erika. She also accepts Erika as her biological sister and is pretty close to her.

Hiro Segawa[]

Ai Mochizuki[]

Etymology[]

  • The name Sachi means "happiness, good luck/fortune" (幸).

Gallery[]

Trivia[]

  • Sachi's Astrological symbol is Virgo.

References[]

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