ジョンは関東地区、そして太郎は関西地区を担当している。

Sentence Analyzer

English Translation

John covers the Kanto area and Taro covers the Kansai area.

Furigana

ジョンは関東(かんとう)地区(ちく)、そして太郎(たろう)は関西(かんさい)地区(ちく)を担当(たんとう)している。

Romanji

Jon wa Kantō chiku, soshite Tarō wa Kansai chiku o tantōshiteiru.

Words

は (は)

topic marker particle; indicates contrast with another option (stated or unstated); adds emphasis

関東 (かんとう)

Kanto (eastern half of Japan, including Tokyo)

地区 (ちく)

district; section; sector

然して (そして、しかして)

and; and then; thus; and now

関西 (かんさい、かんせい)

Kansai (south-western half of Japan, including Osaka)

を (を)

indicates direct object of action; indicates subject of causative expression; indicates an area traversed; indicates time (period) over which action takes place; indicates point of departure or separation of action; indicates object of desire, like, hate, etc.

担当 (たんとう)

being in charge (of an area of responsibility); being responsible (for a work role, etc.)