ありゃ

that, that one

interjection Rare #21,283
that, that one Colloquial contraction of あれは; often used in casual speech.
JA: ありゃ、昨日見た映画だ。
EN: That’s the movie I saw yesterday.

ありゃウソだよ鳥はたくさん食べるんだ

Oh, that's a lie—birds eat a lot.

— サイコ (1960)

ありゃ

Oh!

— 七人の侍 (1954)

ありゃ捕まるな

He's gonna get caught.

— 天気の子 (2019)

化け物だぞありゃ

That thing's a monster.

— Sanjuro (1962)

ありゃね

Oh, really?

— High and Low (1963)

ありゃ四葉ちゃんか

Oh, is that you, Yotsuba?

— 君の名は。 (2016)

なんだありゃ?

What the heck is that?

— 崖の上のポニョ (2008)

ありゃひどかった

Wow, that was awful.

— 万引き家族 (2018)