1.
Saturday
The first day of the weekend. The kanji 土 means 'earth/soil' and relates to Saturn (the 'earth planet' in East Asian tradition).
土曜日 means Saturday. The 土 (earth/soil) relates to Saturn (the 'earth star' in East Asian astronomy).
FORMS:
- 土曜日: Saturday (full form)
- 土曜: Saturday (abbreviated)
- 土: Sat (very short, in schedules)
DAYS OF THE WEEK:
- 日曜日: Sunday (日 = sun)
- 月曜日: Monday (月 = moon)
- 火曜日: Tuesday (火 = fire/Mars)
- 水曜日: Wednesday (水 = water/Mercury)
- 木曜日: Thursday (木 = wood/Jupiter)
- 金曜日: Friday (金 = metal/Venus)
- 土曜日: Saturday (土 = earth/Saturn)
NOTE:
Don't confuse with 土用 (18-day seasonal periods).