1. Our MC looks like Judal from Magi. His character is like that of a helpless child with less fearlessness because of his circumstances. If you want to look here:
https://data.whicdn.com/images/108412337/original.jpg
2. Then comes 'Sheela Takashi'. She looks like 'Ai Enma' from 'Hell Girl'. But with cheerful attitude and red hair. If you want to look, here:
https://imgix.ranker.com/user_node_img/50099/1001964599/original/ai-emma-hell-girl-photo-u1?w=650&q=60&fm=pjpg&fit=crop&crop=faces
3. Then comes 'Ito Naoki'. He looks likes Kaname Kuran of Vampire Knight. But with quiet attitude as nothing interests him. If you want to look, here:
https://wallpaperaccess.com/vampire-knight-kaname
4. Then comes 'Sora Takashi', mother of Haruta, she looks like Rias Gremory. Many know how she looks like so I will just tell her character which is like 'Shen Xiu' from 'ToDaG'. She only cares for the strong.
5. Then comes 'Sato Eiji'. He looks like 'Yuri Plisetsky' from 'Yuri on the Ice'. His character is that of a naive child that thinks that everything can be solved in a peaceful way. Here:
https://images.squarespace-cdn.com/content/v1/596001c2579fb355caec7aac/1542138669517-HR4XQF8R92QYKQX2N8MT/ke17ZwdGBToddI8pDm48kDFgITcRoterXoQdllT5ciUUqsxRUqqbr1mOJYKfIPR7LoDQ9mXPOjoJoqy81S2I8N_N4V1vUb5AoIIIbLZhVYxCRW4BPu10St3TBAUQYVKcV7ZyRJyI8bwZiMJRrgPaAKqUaXS0tb9q_dTyNVba_kClt3J5x-w6oTQbPni4jzRa/27+yuri+plisetsky.jpg?format=500w
6. Now, the appearance of 'Tatsuo Takashi' is like this:
*https://cdn.imgbin.com/10/15/7/imgbin-sengoku-basara-samurai-heroes-devil-kings-sengoku-basara-2-sengoku-period-satsuma-domain-fuma-ccedil-a-Mmh7Z4CmccwwMf56hU5fsFXza.jpg
*https://images.squarespace-cdn.com/content/v1/596001c2579fb355caec7aac/1542746345367-VVTYQ94EE7P30H6FM6I0/ke17ZwdGBToddI8pDm48kFTEgwhRQcX9r3XtU0e50sUUqsxRUqqbr1mOJYKfIPR7LoDQ9mXPOjoJoqy81S2I8N_N4V1vUb5AoIIIbLZhVYxCRW4BPu10St3TBAUQYVKcW7uEhC96WQdj-SwE5EpM0lAopPba9ZX3O0oeNTVSRxdHAmtcci_6bmVLoSDQq_pb/1+yoshihiro+shimazu.jpg?format=500w
He likes to act like 'Yamamoto' from 'Bleach'.
7. And 'Ito Bo', his character and personality are almost like 'Katsuki Bakugou' from 'My Hero Academia'.