訓 あいだ,ま ・ 音 カン,ケン
Sino-Vietnamese: gian
日 (sun) caught inside 門 (gate): sunlight squeezing through the gap between two door panels. That gap is the interval.
Stroke data: KanjiVG (CC BY-SA 3.0) — kanjivg.tagaini.net
一週間旅行します。 (いっしゅうかんりょこうします)
I will travel for one week.