Nozomu Itoshiki

Nozomu Itoshiki is a high school teacher and the despairing protagonist of Sayonara, Zetsubou-Sensei

Nozomu Itoshiki's role in Sayonara, Zetsubou-Sensei

He interprets modern society, school life, and minor inconveniences through exaggerated pessimism and repeated declarations of despair.

Satire, teaching, and personal instability

Nozomu is intelligent, theatrical, neurotic, and highly observant even when his conclusions are absurd. His role depends on verbal satire, literary references, and the contrast between authority and instability.