Sojiro is from a samurai lineage and is known to be intelligent and a great strategist. He often likes to read when he has the time since it will help him gain more knowledge as it can prove to be useful information in the future. Sometimes, Soji does wear glasses while reading but he can see and read just fine without it. Sojiro has a strong sense of justice and will not watch injustice happening so he will step up and stop the injustice from happening. He has a tendency not to speak much like a chatterbox but does enjoy nice, pleasant conversation.