First opened Thursday, July 9, 2009
日日
ひにち
- flat (heiban)
How to read it: a line over a kana means the voice is high there, and ↓ marks where it drops. A kana with no line is low. With no ↓ the pitch stays high to the end and does not drop even on a following particle (が, は).
date
Here the same character is read twice, once the native way and once the Chinese way.
Taken apart
Select a part to see every word so far that is taken apart with it.
Written with 日
In a sentence
We don't have the data for this section. The pinned Tatoeba export has no sentence with a translation that uses this word and passes our filter.
What Wiktionary says
Quoted line by line from Wiktionary's Etymology section for this reading, taken from one dated dump so it can't change underneath us. Nothing below is paraphrased.
- “Compound of 日(ひ) (hi, “sun; day”, using the native Japanese reading) + 日(にち) (nichi, “sun; day”, using the Chinese-derived reading).”
Source: Wiktionary: 日日 (dump of 2026-09-02), available under CC BY-SA 4.0. Reading, meaning and part of speech from JMdict, and kanji readings from KANJIDIC2 (EDRDG).
Other readings of 日日 on the same Wiktionary page
These describe other words written the same way, not ひにち. They are quoted for context: the parts, layer and processes of this word are not taken from them.
ひび
- “Reduplication of 日(ひ) (hi, “sun; day”). The hi changes to bi as an instance of rendaku (連濁).”
- “This is generally the most common reading for this kanji compound.”
にちにち
- “Reduplication of 日(にち) (nichi, “sun; day”), using the on'yomi pronunciation.”
- “This is a less common reading for this kanji compound.”
What the labels mean
- 混種語 Hybrid
- Words that mix layers, e.g. a native part with a Chinese one.
- Compound
- Two or more words or stems joined into one.