立花

Compound of 立ち (tachi, “standing”, the 連用形 (ren'yōkei, “continuative or stem form”) of verb 立つ tatsu, “to stand”) +‎ 花 (hana, “flower”). The hana changes to bana as an instance of rendaku (連濁).

• IPA^(key): [ta̠t͡ɕiba̠na̠]

立(たち)花(ばな) • (Tachibana) 

1. a surname
2. any of various place names
3. a school or style of ikebana

The rikka reading may be more common for the ikebana school sense.

/rikkwa/ → /rikka/

Possibly from Middle Chinese compound 立花 (MC lip xwae, “lit. stand + flower”) or 立華 (MC lip xwae, “lit. stand + flower”).

Alternatively, coined in Japan of Middle Chinese-derived components.

• 立華

• (Tokyo) りっか [ríꜜkkà] (Atamadaka – [1])^[1][2]
• (Tokyo) りっか [rìkká] (Heiban – [0])^[1]
• IPA^(key): [ɾʲik̚ka̠]

立(りっ)花(か) • (rikka) ^{←りつくわ (ritukwa)?}

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

立(りっ)花(か) • (Rikka) ^{←りつくわ (Ritukwa)?}

1. a school or style of ikebana
2. an area of Nagakute, Aichi Prefecture