With 12–15 minute episodes, the show never overstays its welcome. It's designed as a "quick intermission" anime.
With the rise of watching on phones while cooking, cleaning, or gaming, Nande Koko requires little brainpower. Its visual gags and rapid pacing work well for fragmented attention. Watch Nande Koko Ni Sensei Ga- -Uncensored- -D...
You can find the full series (12 episodes plus an OVA) on several major platforms: With 12–15 minute episodes, the show never overstays