Ryota Tomatsu

Ryota Tomatsu (戸松良太) also known as Robin in «ALfheim Online» (ALO), as well as «Project Alicization», is the deuteragonist of the Lost World Arc and a reoccurring character throughout the Sword Art Online series. Ryota is the younger brother of Shuichi Tomatsu.

Personality
Ryota is a very timid and somewhat asocial person, said to possess neither will to socialize with others nor physical strength. In virtual world he shown to more confident and blunt though despite his confidence in the virtual world he has many insecurities.