Arrested: March 1942
Sand Island Internment Camp, Honolulu, Oahu Island
Honouliuli Internment Camp, Oahu Island
3月 1943 - 6月 1944
Paroled: June 1944
Sukeichi Koide was born in Hiroshima and was a veteran conscript of the U.S. Army in World War I. Other WWI veterans who were interned include Sanji Abe, Frank Futoshi Arakawa, Frank Takeshi Ishii, Shigeru Ernest Matsusaka, Ichitaro Ozaki, and Ichiro Sato.
Koide was a member of the Honolulu Japanese Hotel Association, along with some ten other innkeepers, including fellow veteran Ichiro Sato. Tokuji Baba, Yuichi Nakamura, and Jinshichi Tokairin were association members who also were imprisoned during the war.
Two of Koide's sons, Masanori Koide and Samuel Saburo Koide, served with the U.S. Military Intelligence Service during World War II. Both received linguistics training at the MIS Language School at Fort Snelling, Minnesota. Samuel Saburo served in the Philippines and with the Occupation forces in Japan; he became a research scientist after the war.