長期国債 ちょうきこくさい Meanings Noun long-term national bond Kanji 長 long. Read as チョウ. 期 period 国 country. Read as コク. 債 debt. Read as サイ. Words containing 長期国債 超長期国債 (ちょうちょうきこくさい) super-long-term government bond (with a maturity of over ten years) Jinuma: Japanese Dictionary · Word lists