N3 — outside your level filter
meanwhile; on the other hand — turns to the other side of the picture
都心の家賃は上がり続けている。一方、郊外では空き家が増えている。
toshin no yachin wa agaritsuzukete iru. ippou, kougai de wa akiya ga fuete iru.
Rents in the city centre keep climbing. Meanwhile, empty houses are multiplying out in the suburbs. neutral
兄は朝から晩まで働いています。一方、弟は毎日ゲームばかりしています。
ani wa asa kara ban made hataraite imasu. ippou, otouto wa mainichi geemu bakari shite imasu.
My older brother works from morning to night. My younger brother, on the other hand, does nothing but play games all day. neutral
Variants
他方tahouformal
the academic twin — papers and commentary; it insists harder that exactly two sides are in play, so a third 他方 in the same passage reads as a slip.
一方でippoudealternant
the same word at the head of a sentence (一方で、課題も残る) — common in opinion writing, and not to be confused with the clause-final 〜一方で inside a single sentence.
一方ではippoudehaalternant
adds は when the two sides are being weighed against each other, and often pairs with 他方では later in the paragraph.
一方
いっぽうippouN3formal