Toshi

Toshi is one of the characters in the Meg film.

Biography
Toshi worked for Zhang Oceanic lab. He was a part of the underwater expedition with Lori and The Wall. When the submarine is damaged by the meg, Toshi is writing a letter to his woman while The Wall and Lori are trying to fix the vehicle. Later, Jonas is coming to the rescue and help Lori and The Wall to get out of their submarine. By seeing the meg is about to hit the submarine, tought they're trying to escape, Toshi sacrifies himself by closing hatches and detaches Jonas submarine.

Before dying, Toshi secretly gave his letter to the Wall; who gives it to Dr. Zhang.