Original source material for the popular TV anime "Hana no Pinyunpyunmaru"! Awatemaru, an apprentice ninja at Kouga Elementary School, is always late and gets scolded by his teacher. Just then, his rivals from Iga Elementary School attack, and all is not well! Let the slapstick gag comedy of the little ninjas begin! (Source: ebookjapan)

Rumi, 4 years old, lives with her big brother in an apartment at Aramasuo. Since he has become a salaryman and has to go to the office every day, she is bored during the day. Rumi goes to school with her sister Yoko, a fourth grader in elementary school next door. This is the beginning of heartwarming interactions with Yoko's classmates, her teachers, and the people of Aramasou.

Shindo, a self-proclaimed playboy salesman, is approached by a beautiful woman who is drinking alone at a club. Shindo is thrown into a tizzy by the beauty, who guesses his age, personality, occupation, etc. The beauty tells him not to approach her until he solves the riddle, "Who sits on the sphinx with the chair?" Shindo is swept along by the pace of the beautiful woman, and is told by her not to speak to her until he solves the riddle of "Who sits on the sphinx?" Shindo tries to solve the riddle with the help of a strange card given to him by the beautiful woman...?

The world's dumbest gang, that's right, "The Black Company". Consisting of the leader of the gang, Kato Koneko, a.k.a. Capone, is the "biggest" gangster in the world. Taro, with his fat belly button and heart. Jiro has a scar across his face. They are three goofball gangsters who have never once succeeded in a mission, but for some reason, they are relentlessly pursued by the Oni detective Higetora. "Dang it, you'll see, I'm going to succeed in my mission today!"

One day, Ryohei, who hates school, gets into a fight with a bully and is thrown into a swamp. He survives, but that night he has a dream in which he kills those who harassed him. The next day, they were dead in reality. Are his nightmare just dreams, or are they reality? Eight stories of suspense, originally published between 1969 and 1980.

This is a story about 4 high school students that occupy their school to protest.