The Japanese Political and Legal Studies Association
, Japanese Association for Ukrainian Studies
, The Japan Society of Publishing Studies
, Japan Society of Defense Law
, Forschungsgesellschaft für deutsches Verfassungsrecht (FdV), Japan
, The Constitutional Association
, The Japanese Association of Comparative Constitutional Law
, THE JAPANESE ASSOCIATION OF LAW AND POLITICAL SCIENCE
, JAPANESE ASSOCIATION FOR OMBUDSMAN STUDIES
, Kansai Law and Politics Association