昨日から

since yesterday

→ 昨日
phrase Uncommon #12,537
since yesterday Indicates that something began yesterday and has continued up to now.
JA: 昨日から日本語を勉強しています。
EN: I've been studying Japanese since yesterday.

昨日からママを信じられない

I haven't been able to trust Mom since yesterday.

— 落下の解剖学 (2023)

昨日から兄の具合が悪いんです。

My older brother has been feeling unwell since yesterday.

あなたは昨日から忙しいのですか。

Have you been busy since yesterday?

昨日から見ていません

I haven't seen it since yesterday.

— Article 15 (2019)

昨日から何も食ってない。

I haven't eaten anything since yesterday.

昨日から忙しくなくなったんだよ。

I haven't been busy since yesterday.

昨日から雨が降っている。

It has been raining since yesterday.

昨日から急に熱が出たんです。

I suddenly developed a fever yesterday.

— ベイビー・ブローカー (2022)

昨日から下痢が続いているんです。

I've had diarrhea since yesterday.

昨日から帰らない友達と飲んでるだけさ

I’m just having drinks with a friend who hasn’t gone home since yesterday.

— タクシー運転手 約束は海を越えて (2017)

彼女は昨日からずっと忙しい。

She has been busy since yesterday.

昨日からお疲れよ

You must be tired after yesterday.

— パラサイト 半地下の家族 (2019)

昨日から眼鏡が見当たらない。

I haven't been able to find my glasses since yesterday.