YOU SAID:
uwu sempai notice me please onii-chan loves you
INTO JAPANESE
ウーウー先輩気付いてくださいお兄ちゃんを愛してください
BACK INTO ENGLISH
Woo-woo, please be aware, please love your brother
INTO JAPANESE
ウーウー、気をつけて、兄を愛してください
BACK INTO ENGLISH
Be careful, love your brother
INTO JAPANESE
注意して、あなたの兄弟を愛して
BACK INTO ENGLISH
Be careful, love your brother
That didn't even make that much sense in English.