第 2190 集: 校長推出全校隨機測驗，一年級生以飯糰抽籤決定

2190

The school principal suddenly came up with the idea of a school-wide test. The questions on the test were to be decided by drawing lots. The first ha year class had to eat the onigiri with the lottery in it... (Source: Nintama Rantarou Wiki)