しだいせつ 四大節 LinksSentence search for 四大節Sentence search for しだいせつKanji details for 四, 大 and 節Edit in JMdict Noun1. the four grand national holidays (Prayer to the Four Quarters, Empire Day, the Emperor's Birthday, Emperor Meiji's birthday; 1927-1948)See also 紀元節, See also 四方拝, See also 天長節, See also 明治節 Discussions Log in to talk about this word.