In all the world, 雨-日 (雨-日 
) is a very rare boy's first name. The forename 雨-日 is habitual in Eastern Asia, particularly China, where it is an extremely rare masculine name. Much less frequently, 雨-日 is the last name as well as the forename. Parts of the name also exists independently as a first name 雨, and a last name 日.