英語 English：Solar term
日語 Japanese：二十四節気 (にじゅうしせっき)
定義 Definition：Solar Terms (二十四節気) are twenty-four periods in a year. Each Solar Term is spaced 15° apart along the ecliptic (黄道).
類義 Synonym：Seasonal calendar Twenty-four seasons
教材 Learning materials：
Solar Terms Q PDF Download
Solar Terms A PDF Download
Solar Terms Ja-Kanji-Kana-En PDF Download
Ecliptic and Seasons Q PDF Download
Ecliptic and Seasons A PDF Download
意味 Meaning：Solar terms are widely accepted in kanji cultural sphere (漢字文化圏) to synchronize oneself with the coming season. Solar terms date back to ancient Chinese thoughts.
Data 二十四節気 Solar terms 24：
| 節気 | En | Kigo | Date |
|---|---|---|---|
| 立春 | Spring Stand | Spring | Feb 3/4th |
| 雨水 | Water Rain | Spring | Feb 19th |
| 啓蟄 | Awaken Insect | Spring | Mar 5th |
| 春分 | Vernal Equinox | Spring | Mar 21st |
| 清明 | Clear Bright | Spring | Apr 4th |
| 穀雨 | Grain Rain | Spring | Apr 19th |
| 立夏 | Summer Stand | Summer | May 5th |
| 小満 | Handy Charge | Summer | May 20st |
| 芒種 | Grain Throw | Summer | Jun 5th |
| 夏至 | Summer Solstice | Summer | Jun 21st |
| 小暑 | Heat Minor | Summer | Jul 6th |
| 大暑 | Heat Major | Summer | Jul 22rd |
| 立秋 | Autumn Stand | Autumn | Aug 7th |
| 処暑 | Heat Remain | Autumn | Aug 22rd |
| 白露 | White Dew | Autumn | Sep 7th |
| 秋分 | Autumnal Equinox | Autumn | Sep 22rd |
| 寒露 | Cold Dew | Autumn | Oct 8th |
| 霜降 | Frost Descent | Autumn | Oct 23rd |
| 立冬 | Winter Stand | Winter | Nov 7th |
| 小雪 | Snow Minor | Winter | Nov 22nd |
| 大雪 | Snow Major | Winter | Dec 7th |
| 冬至 | Winter Solstice | Winter | Dec 21nd |
| 小寒 | Cold Minor | Winter | Jan 5th |
| 大寒 | Cold Major | Winter | Jan 20/21nd |