I mean there's the question of the rectangle shape of the face of the phone.

我的意思是，手机的矩形形状有问题。

This is called a tsaku, and these are basically taken from the entire fish cut into these kind of rectangle shapes in preparation for cutting for sushi or sashimi.

这被称为 tsaku，这些基本上是从整条鱼中取出的，切成这种矩形准备用于寿司或刺身。