Started as a shitpost in Malay for Maruzensky from Umamusume on Facebook. It was so funny that fans translated it to EN and then JP as a meme. The original FB post had since been taken down.
Now we're entering the final spurt, folks- OH NO! MARUZENSKY'S SWIMSUIT STRAP LOOKS LIKE IT'S BREAKING, GUYS!! WHAT'S GOING TO- AMAZING!! MARUZENSKY DOESN'T CARE!! MARUZENSKY IS RUNNING FAST AND FURTHER TOWARDS THE FINISH LINE!! MARUZENSKYYY!!Japanese version
さあ、いよいよラストスパートだ、みんな！…おっと！マルゼンスキーの水着のストラップが切れそうだよ、みんな！！どうなっちゃうの… すごい！！マルゼンスキーは気にしない！！マルゼンスキーはゴールに向かってさらに速く、さらに遠くへ走っている！！マルゼンスキーーー！！ Original (Malay)
"Sekarang kita memasuki last spurt, saudara-saudar- OH TIDAK! TALI SWIMSUIT MARUZENSKY NAMPAKNYA PUTUS SAUDARA-SAUDARA!! APAKAH YANG AKAN-LUAR BIASA!! MARUZENSKY TIDAK PEDULI!! MARUZENSKY BERLARI MELESAT SEMAKIN CEPAT MENUJU GARIS FINISH!! MARUZENSKYYY!!"