Japanese

Noun

りっか ‎(romaji rikka)

1. 六花: snow
2. 立花: (Buddhism) a style of floral arrangement as an offering, typically using branches of pine or plum placed upright in a copper vase

Proper noun

りっか ‎(romaji Rikka)

1. 立夏: first day of summer, beginning of summer
2. 立花: a school or style of ikebana; an area in the city of Nagakute, Aichi