Kokorobuto

Japanese: 心太 - こころぶと

〘Noun〙① Another name for the plant "Tengusa (Heavenly Grass)". [Shosoin documents - April 15, 760, Tenpyo Hoji 4th year (760), Sutra viewing order proposal] ※Yamagashu (late 12th century), lower part "The first wakame seaweed, seaweed, sea pine cloth, gibasa, hijiki, kokorobuto"② Another name for the plant "Daikon (Radish)".③ Another name for "Tokoroten (Spicy Root)".《Season: Summer》※Yonezawa Honshasekishu (1283), Gosetsu "When something like kokoroten (spicy root) was growing, he was suspicious and put it in a pot and placed it in the fork of the zelkova tree by the gate"④ (adjective-verb) The state of being firm and unwavering. Bold. ※Mōri family documents - August 1558 (Eiroku 1) - copy of a letter from Mōri Motonari "Sincerely, I have become a small child, and _{_{_{I am not going}}} to let you down."

Kokoro-buto-shi [Konkoro]

(adj) To be firm in mind and unwavering. Bold. Also, to be lazy. Impudent. ※Ise Sadachika Kyokun (c. 1457-60) "To be able to enjoy the elegant and enjoyable time for four seasons is a sign of a firm and shameless mind."

Kokoro-tei [Konkoro]

〘 noun 〙 tokoroten. kokoroten. ※71st Shokunin Utaawase (around 1500) 71st: "In the middle of the autumn night in the middle of the night, the moon shines all over my heart. I feel like I am living in peace."

Source: The Selected Edition of the Japanese Language Dictionary About the Selected Edition of the Japanese Language Dictionary Information

Japanese:

〘名〙① 植物「てんぐさ（天草）」の異名。〔正倉院文書‐天平宝字四年（760）四月一五日・経所見物注文案〕※山家集（１２Ｃ後）下「磯菜摘まん今おひ初むる若布海苔海松布ぎばさひじきこころぶと」② 植物「だいこん（大根）」の異名。③ 「ところてん（心太）」の異称。《季・夏》※米沢本沙石集（1283）五末「心太(ココロフト)のやうなる物を生たりければ、あやしみて、鉢に入て門の榎のまたにさしあげてけり」④ (形動) 心がしっかりしていて動じないさま。大胆な。※毛利家文書‐永祿元年（1558）八月日・毛利元就書状写「誠小者小中間まて心太に成候て、中中不_レ及_レ申_レ趣候」