その上(うえ)in addition, furthermore, above (which), on top of (which)

兄(あに)は賢(かしこ)いし、その上(うえ)とてもカッコイイ。

My brother is smart and on top of that, very cool.

そのサッカー選手(せんしゅ)は足(あし)が早(はや)いし、その上(うえ)パスも上手(じょうず)です。

The soccer player is fast, moreover he's also a good passer.

今日(きょう)は風(かぜ)が強(つよ)くその上(うえ)雨(あめ)も強(つよ)いのであまり外(そと)に出(で)る事(こと)はオススメしないよ。

It's raining heavily in addition to there being strong wind today, so I don't recommend going outside.

何(なん)度(ど)も私(わたし)に嘘(うそ)をついてその上(うえ)謝(あやま)りもしないなんてかなり失礼(しつれい)だと思(おも)いますよ。

I think it's pretty rude of you to lie to me so many times and on top of that not apologize for it.

今日(きょう)はテストで高(こう)得点(とくてん)を取(と)りその上(うえ)友達(ともだち)にも会(あ)えたのでどんなに悪(わる)い事(こと)が起(お)きても立(た)ち直(なお)れるだろう。

I got a high score on my test today, and on top of that, I got to see my friends, so no matter how bad things get, I'll be able to get back on my feet.