AZmodel has re-released (link) in September 2022 its 1/72nd Kawasaki Ki-78 Kensan kit - ref. AZ7831
Sources:
https://www.azmodel.cz/produkt/kawasaki-ki-78-kensan/
https://www.aviationmegastore.com/en/modelling/kawasaki-ki78-kenzan-hen-japanese-fighter-az-models-az7831-190974.html
V.P.