The Disastrous Life of Saiki K.

Kaidou's Suspicion + No Intervention Needed?! Nendou vs. Kaidou + The Worst Part-Timer + Fierce Run! Runners Psi! (1x17)

Air date: Oct 31, 2016

After Kaidou witnesses an incident between Kuboyasu and some delinquents, he becomes suspicious that Kuboyasu may be a delinquent. On a different occasion, Saiki, Kaidou and Kuboyasu find out that Nendou is working part time.