Goro Ishikura is a supporting character from the original Kamen Rider television series. He is introduced as the younger brother of Yuri, a recurring ally, and is a junior member of the Tachibana Racing Club, a group of motorcyclists and friends who assist the protagonist.

In terms of personality, Goro is portrayed as an earnest and enthusiastic young boy who greatly admires Kamen Rider, looking up to the hero as a role model. This admiration reflects his sense of justice and his desire to support the fight against the evil organization Shocker.

Goro’s primary role in the story is as a youthful ally who assists the main cast from the background. He becomes a part of the circle of friends surrounding Tobei Tachibana, the owner of the racing club, and the hero Takeshi Hongo, who transforms into Kamen Rider. His position as the youngest member of the group often places him in the role of a younger brother figure.

His key relationships are defined by this dynamic. He shares a close bond with his sister, Yuri. Furthermore, the character Kazuya Taki, a prominent ally and fellow fighter, consistently treats Goro like his own little brother, indicating a protective and mentoring dynamic between them.

The available information does not provide details on a significant character arc or personal development for Goro throughout the series. Similarly, there is no mention of any notable, extraordinary abilities he possesses; his primary contributions are as a supportive and courageous civilian ally. He appears in a substantial number of episodes from the original series, spanning from episode 14 through episode 65, as well as the film Kamen Rider vs. Shocker.