How to read: りよくとう
Pronunciation: 
Names and idioms with total stroke of 30:
宇賀辺町 平良池間 王錦華 鶏商 醸家
Names and idioms similar to 緑燈:
点燈 球燈 小洋燈 燈明皿 燈籠流
Yojijukugo(idioms with 4 Kanji characters) including 緑燈:
緑林白波 万緑一紅 柳緑桃紅
Idioms including 緑燈:
緑の黒髪 花は紅、柳は緑