A Younger Brother Who Had Become Ridiculously Strong After Training as His Sister Told Him to Do

Ane ni Iwareru ga Mama ni Tokkun wo Shiteitara, Tondemonai Tsuyosa ni Natteita Otouto: Yagate Saikyou No Ane wo Koeru

姉に言われるがままに特訓をしていたら、とんでもない強さになっていた弟～やがて最強の姉を超える～