Kodai Mathematical Journal is edited by the Department of Mathematics, Institute of Science Tokyo*. The journal was issued from 1949 until 1977 as Kodai Mathematical Seminar Reports, and was renewed in 1978 under the present name. The journal is published three times yearly and includes original papers in mathematics.

*Tokyo Institute of Technology and Tokyo Medical and Dental University are merged to establish Institute of Science Tokyo on October 1, 2024.