Kizuna Ai - My OC

She is one of the people who help the heroes summoning ceremony. She was emotionless until she realized the pain of the protagonists and wanted to help them. She has a lot of knowledge about the world, survive skills, combat skills and magic.

Sawada Tsunayoshi - From Katekyo Hitman Reborn

He is one of the protagonists being summoned. In his world, he was 27 years old. In this world, he was summoned into a 10-year-old-boy body. He is the oldest in the three heroes. He used to be a mafia boss. He has a lot of life skills, knows how to fight professionally.

Matsukaze Tenma - From Inazuma Eleven Go (Chrone Stone + Galaxy)

He is one of the protagonists being summoned. In his world, he was 15 years old. In this world, he was summoned into a 9-year-old-boy body. He is the second oldest in the three heroes in this world and the youngest as their real age. He used to be a soccer club captain.

Marinette Dupain-Cheng - From Miraculous Ladybug

She is one of the protagonists being summoned. In her world, she was 17 years old. In this world, she was summoned into a 9-year-old-girl body. He is the youngest in the three heroes in this world and the second oldest as their real age. She used to have a secret identity as a superhero. She used to be a designer. She has a lot of baking, designing and creating skills.