How to read: きょくや
Pronunciation: 
Same names and idioms in reading:
局や 極や 曲や 巨躯や
Names and idioms with total stroke of 20:
増地 雨雲 荒れ狂う 牛館 二重咲
Names and idioms similar to 極夜:
珠夜 除夜詣 極超短波 磁南極 第三極
Yojijukugo(idioms with 4 Kanji characters) including 極夜:
残念至極 無明長夜 恭悦至極
Idioms including 極夜:
昼夜を分かたず 夜の目も寝ずに 夙に起き夜半に寝ぬ