分だけ

as much as

→ 分
phrase Rare #28,538
as much as Indicates an amount or degree limited to, or proportional to, something. Often translates as “only as much as” or “to the extent that.”
JA: 必要な分だけ使ってください。
EN: Please use only as much as you need.

彼は飲んだ分だけ吐いてしまった

He threw up everything he drank.

彼は私より首の分だけ背が高い

He's about a head taller than me.

いつものよりがんばった分だけ疲れました

I’m more tired because I worked harder than usual.

今後情報もらった分だけ与える

From now on, I’ll only provide as much information as I receive.

— プラットフォーム (2019)

必要な分だけお取りください

Please take only as much as you need.

現像記者分だけなんだ

Only the reporter’s film is being developed.

— シティ・オブ・ゴッド (2002)

ジーンズ洗濯した分だけきれいに見えるようになったわけではなかった

It wasn’t as though the jeans looked cleaner the more they were washed.