Isamu

Count Isamu Yoshii was a Japanese tanka poet and playwright active in Taishō and Shōwa period Japan. Attracted to European romanticism in his youth, his later works were more subdued.

Isamu Chō was an officer in the Imperial Japanese Army known for his support of ultranationalist politics and involvement in a number of attempted coup d'états in pre-World War II Japan.

Isamu Yokoyama was a general in the Imperial Japanese Army, commanding Japanese ground forces in China during the Second Sino-Japanese War and Pacific War.

Isamu Yamada, known as Knock Yokoyama was a Japanese comedian and politician. He adopted his current stage name while directing the Manga Trio manzai troupe from 1959 to 1968. Following his comedy years, he went into the construction industry and served as a director at several major construction firms in the Kansai region. He became governor of Osaka prefecture in 1995, running as an independent and joining the Liberal Democratic Party (LDP) after his election. He enjoyed great popularity as governor, mostly due to his existing fame as a comedian.

Isamu Takeshita was an admiral in the Imperial Japanese Navy. He was also a diplomat whose accomplishments included helping end the Russo-Japanese War favorably for Japan and obtaining former German possessions in the Pacific for Japan following World War I. In addition, he was a patron and practitioner of the Japanese martial arts, especially judo, sumo, and aikido.

Isamu Tanonaka was a Japanese voice actor from Taitō, Tokyo. During his life he has been attached to Gekidan Tōgei and then Theatre Echo; he was attached to Aoni Production at the time of his death. He was best known for his roles in GeGeGe no Kitarō (as Medama Oyaji), Tensai Bakabon (as the first voice of Honkan-san), Mahō no Princess Minky Momo (as Sindbook), Akuma-kun (as Youaltepuztli), Dr. Slump & Arale-chan (as Gara and Akira Toriyama) and the Shin Megami Tensei: Persona series (as Igor). On January 13, 2010, he suffered a heart attack in his Tokyo home and was found dead by family members. He was 77 years old at the time of his death. His final performance was in Marie & Gali as the voice of Leonardo da Vinci. Memorial services were held in Tokyo Memolead Hall on January 19, 2010. He is survived by his older brother Hiroshi.

Isamu Akasaki is a Japanese physicist, specializing in the field of semiconductor technology and Nobel Prize laureate, best known for inventing the bright gallium nitride (GaN) p-n junction blue LED in 1989 and subsequently the high-brightness GaN blue LED as well.