集中 しゅうちゅう
shūchū

Noun
Suru Verb

1. concentration (on a task); focusing one's attention

Transitive
わたくし読書 どくしょ集中 しゅうちゅうしていた。
watashiwa dokushoni shūchū shite ita
I was concentrating on reading.
Noun
Suru Verb

2. concentration (of population, buildings, power, etc.); centralization; convergence; focus (of a debate, questions, etc.)

Transitive
かれ仕事 しごと大半 たいはん都市 とし 集中 しゅうちゅうしている。
kareno shigotono taihanga toshibuni shūchū shite iru.
The bulk of his work is in the urban area.
Noun

3. within a collection of works