Yo Tōyō

Isao Shijimi (しじみ 功, Shijimi Isao) is a Chūnin-level shinobi of Konohagakure, a member of Team Satomi. and a relative of the Fire Daimyō, more precisely, he is his second grandchild.

Chūnin Exam Arc
Invasion of Konoha Arc

Three-Tails Arc
Main article: Three-Tails Arc

Past Arc: The Locus of Konoha
Main article: Past Arc: The Locus of Konoha

Konoha History Arc
Main article: Konoha History Arc

Chikara Arc
Main article: Chikara Arc

Adventures at Sea Arc
Main article: Adventures at Sea Arc

Shinobi World War Arc
Isao and his team together with other ninja participated the war without hesitation. He and Yo were placed under Fifth Division.

Ten-Tails Revival Arc
He stood with the remaining members of the Shinobi Forces Allied Shinobi Forces as they prepared to face their opposition. When his Edo Tensei Sister showed up, Isao was worried about Seishin, because he bursted into tears and begun to cry. Yo and Isao told Seishin that he was acting childish in front of the kages and they could calm him down..

Naruto Shippūden 3: Inheritors of the Will of Fire
Seishin was first seen at Naruto and Sai's recovery party and when they were slapped by Sakura in the the hospital.

Naruto 6: Road to Ninja
Seishin appeared with his team in Road to Ninja. He became incredibly extroverted and incredibly confident. She would cry easily over something so bad or even so good.

Naruto 7: The Last
In The Last: Naruto The Movie he now looks much more mature and has no blush marks anymore. He wears the standard attire of the Konoha-nin inclusive of a green and open flack jacket over a black jumper and "hitai-ate" (forehead protecter).

Video Games
Seishin Sarutobi is a playable character in the following video games:

Trivia

 * Seishin was named by his grandfather.
 * According to the databook(s):
 * Seishin's hobbies include eating, teasing and training.
 * Konohamasa's favorite foods are ramen and Namagashi. His least favorite is Nori.
 * Konohamasa has completed 63 official missions in total: 26 D-rank, 17 C-rank, 13 B-rank, 4 A-rank and 3 S-rank.

Quotes

 * (To himself after the Third Hokage's death) "I was too weak to protect you. Gomen'nasai Ojii-san."
 * (To Yo) "Just wait! Soon I will be stronger than everyone!"
 * (To himself) "How am I ever going to protect otôto and the ones I love when I am such a crybaby?"