Lively filled

lively filled in 4char idiom Japanese Kanji りゅうとうこやく

The dragon takes off and the tiger jumps up.
Being full of bubbling vibrancy.
It is an auspicious four-character idiom that has been around for a long time.
Japanese calls Ryu-Tou-Ko-Yaku.
> greeting word stock
龍騰虎躍 りゅうとうこやく 漢字