I think his Japanese has improved quite a bit, hasn't it?

I am busy with work during the daytime.

He was entirely engrossed in his work.

He is experiencing the stage of bardo, according to the teachings of Tibetan Buddhism.

I was born and raised in Fuchū city.

He overcame the problem of alcoholism.

'妛' is a misspelling of '𡚴'.

He jumped as if he was dancing in mid-air.

I found a horse chestnut tree in the park.

I visited the Mi River in Shandong Province, China.