Univers : Tonari no Seki-kun: The Master of Killing Time

Tonari no Seki-kun: The Master of Killing Time

Tenchou

Tonari no Seki-kun: The Master of Killing Time

Shokuin

Tonari no Seki-kun: The Master of Killing Time

Suugaku no Sensei

Tonari no Seki-kun: The Master of Killing Time

Adachi-sensei

Tonari no Seki-kun: The Master of Killing Time

Kinshou

Tonari no Seki-kun: The Master of Killing Time

Toshinari Seki

Tonari no Seki-kun: The Master of Killing Time

Rumi Yokoi

Tonari no Seki-kun: The Master of Killing Time

Sakurako Gotou

Tonari no Seki-kun: The Master of Killing Time

Rika no Sensei

Tonari no Seki-kun: The Master of Killing Time

Oushou