日

1. noun day; days
2. sun; sunshine; sunlight
3. (the) day; daytime; daylight
4. date; deadline
5. (past) days; time (e.g. of one's childhood)
6. as 〜した日には, 〜と来た日には, etc. case (esp. unfortunate); event

にち

1. noun, abbreviation Sunday
2. suffix nth day (of the month)
3. counter counter for days
4. noun, abbreviation Japan

か

1. suffix day of month
2. counter counter for days

んち · ち

1. suffix, colloquial nth day (of the month)
2. counter, colloquial counter for days