I couldn't find a picture with 1-a's underrated characters all together but i did find this 1-b picture so yea
enjoy!
Class 1-a
Kyouka Jirou
Mezou Shouji
Rikidou Satou
Mashirao Ojiro
Fumikage Tokoyami
Hanta Sero
Tooru Hagakure
Class 1-b
Yosetsu Awase
Sen Kaibara
Togaru Kaibiri
Shihau Kuroiro
Itsuka Kendo
Yui Kodai
Kinoko Komori
Ibara Shiozaki
Jurota Shishida
Nirengeki Shoda
Pony Tsunotori
Kosei Tsuburaba
Tetsutetsu Tetsutetsu
Setsuna Togake
Manga Fukidashi
Juzo Honenuki
Kojiro Bondo
Neito Monoma
Reiko Yanagi
Hiryu Rin
Bet that you can't remember half of these characters without looking it up