チカカイ
Meanings
Noun
1. basement floor; underground floor
Pitch accent
カイ
Composed of
earth; ground; place; territory; bottom (of a package, book, etc.); earth (one of the five elements)
floor below; floor downstairs
Composed of
underground; below the ground; world of the dead; the grave; underground (activities, movement, etc.); secret
storey; story; stairs; stage (in chronostratigraphy); counter for storeys and floors of a building