Many powerful characters appear in Tokyo Revengers who are so strong that it only takes a few time jumps to solve the problems that involve them.
It's soon revealed that they're actually half-siblings, and Mikey was taking Emma out for her birthday.
Both Akkun and the Sagittarius love their freedom and are great friends to have by one's side.
He becomes frustrated and nearly falls into despair repeatedly over not being able to save those he cares about.
Despite being clearly torn up about it, he ultimately chooses his old allegiance to Izana and is even willing to kill for him.
According to the second character book, she's a skilled kyūdō practitioner and the head of her high school club.