斉 adjusted, alike, equal, similar variety of 8 strokes jōyō, taught in secondary school old JLPT 1 #1209 in newspapers Readings Onセイ、サイ Kunそろ.う、ひと.しい、ひと.しく、あたる、はやい In Chinese 齐, traditional 齊 Words written with it 一斉 いっせい simultaneous N2 斉唱 せいしょう singing in unison 一斉に いっせいに simultaneously