The best episode directed by Osamu Kasai is "Goku Gains Speed", rated 8.833/10 from 6 user votes. It was "written by Keiji Terui". "Goku Gains Speed" aired on 1/11/1989 and is rated 0.0 point(s) higher than their second highest rated, "The Victor".
As the battle between Tenshinhan and Goku rages, Goku unloads a heavy burden, one that may shift the balance in the extraordinary showdown. All eyes turn to Tenshinhan as an embarrassing moment spurs him to make a dangerous choice.
Director: Osamu Kasai
Writer: Keiji Terui
The end of the 23rd Tenkaichi Budokai finds Goku struggling for survival as Ma Junior gets the upper hand, poised to take the Title and his life. God devises a way to rescue the young hero, but his plan calls for the ultimate sacrifice!
Director: Osamu Kasai
Writer: Takao Koyama
Goku has always been able to handle himself in the ring, but when his fight with Tenshinhan turns into a war against an army, he finds himself in serious jeopardy. Tenshinhan's new technique may spell the end for our hero!
Director: Osamu Kasai
Writer: Toshiki Inoue
After decades of persistence, Emperor Pilaf finally steals the dragon balls and summons Shenron! But Pilaf slips up yet again and wishes Goku back to childhood size!. As Goku tries to present his new self to his family, King Kai reveals alarming news. If the dragon balls aren't returned to Earth within one year, the entire planet will explode!
Director: Osamu Kasai
Writer: Aya Matsui
While Pan is under the control of the psychotic Master Dolltaki, Goku and Trunks battle with the vengeful Cardinal Mutchy Mutchy, who can manipulate inanimate objects to attack at will! Meanwhile, Dolltaki has big plans for his faithful believers, as the mighty Lord Luud moves one step closer to being resurrected.
Director: Osamu Kasai
Writer: Masashi Kubota