Koson Aeba (?? ??, August 15, 1855 – June 20, 1922) was a Japanese author, theater critic, and calligraphy master.
His real name is Yosaburou Aeba (?????).
He was also called "The Master of the Bamboo Hut" (?????).
He was born in Shitaya Ryuusenji-cho in Taito Ward, Tokyo.
Among his works is his translation of Edgar Allan Poe's The Murders in the Rue Morgue.