A teenage race car driver named Speed goes on adventures with his girlfriend, his candy-crazed brother whose best friend is a monkey, and his mysterious brother Racer X (Real Name: Rex). His father, Pops, created the car he races in, the Mach 5.

Young Sanshirou Kurenai is the proud heir of a judo dojo. One day, he finds his beloved father dead... and a glass eye not too far from the corpse. Ready to avenge his father and take his honor back, Sanshiro and his friend Ken start searching for the mysterious one-eyed murderer... (Source: AnimeNewsNetwork)

Daitoh Tai, who won national titles in several sports, was fascinated by pro-wrestling and joined Japan Pro Wrestling, an organization ran by Rikidozan. He overcame the disadvantage of his small size with his training as he battled against powerful opponents such as Chief Reaper, Mr. 50 Megaton, The Coconuts, and Dr. Schmidt. Tai grew into a strong wrestler under the encouragement of a young girl named Ruriko who ran an orphanage, his classmate and best friend Goro, and the strict guidance of his mentor Rikidozan.

(from amazon.jp): It's Time To Create a new and invincible Judo! The Shinsengumi, a group of jujutsu practitioners who plan to revive the old style of judo, stands in the way of Ryu Kazamaki, who trains in scientific judo! Will it work? Harris Style Screw OTOSHI! The year is 1961. When Japanese judo faced an unprecedented crisis in the face of foreign judoka who used their physique as a weapon, a boy appeared who tried to create a new type of judo. His name is Harris-ryu Mudan--Kazemaki Ryu! Ryu tries to protect the honor of Japanese Judo by studying "scientific Judo" together with Dr. Harris of Blaine. However, Kenosuke Yami, who uses the murderous Jigoku-nage (hell throw) technique, and the Jujutsu Shinsengumi, who plan to destroy judo and reestablish jujutsu, stand in his way. The first secret technique of the Harris School, the Screw Otoshi, is the best way to counteract them!

Tetsuya Nakanishi is a trapeze artist working in a circus troupe in Hawaii. He started boxing after being discovered by former boxer Jimmy Smith, and won many fights and overcame many crises with his special punch, the "cross-shaped triple strike," which he adapted from his father, a famous Zero pilot. After winning the championship in New York, Tetsuya returned to Japan, his parents' home country, with Coach Smith, his daughter Marie, and his best friend Sanpei to make it in the Japanese boxing world.

During the Pacific War, there was a squad of young men who combined modern science with mastery of the ninjutsu of the Koga and Iga schools. The name of this ninja-soldier unit was "Gekkou"!