Ep. 2192: First Year Ha Class Solves Cryptographic Code at Mountain Pass
Aired on July 29, 2020

2192
Following their departure from the mountain swamp, the first year ha class arrives at the mountain pass. Ando-sensei issues a cryptographic order to the fourth year i class. Rantaro and his friends attempt to decipher the code before the fourth year i class can solve it.
Episodes
- Ep. 2188 · Shinbe Scatters Fire Arrows and a Stranger Appears
- Ep. 2189 · Yamada-sensei disguises as Denko-chan while retrieving flowers and observing students.
- Ep. 2190 · Principal introduces random school-wide exam with onigiri lottery for first-year students
- Ep. 2191 · First-year HA class competes against second-years in a mountain swamp exam
- Ep. 2192 · First Year Ha Class Solves Cryptographic Code at Mountain Pass
- Ep. 2193 · First-year HA class discovers a new cipher at the mountain pass watchtower.
- Ep. 2194 · Announcement of school-wide test results at Ninjutsu Academy
- Ep. 2195 · Kirimaru, Rantaro, and Shinbei pursue a lost coin into Doktake's territory
- Ep. 2196 · Rantaro, Kirimaru, and Shinbei encounter the strange swimming Kyoeimaru at sea.