Saitei Rank No Boken Sha, Yusha Shojo Wo Sodateru Ore Tte Su Awase No Ossan Janakatta Ka? 2 (HJ Bunko) [Light Novel]

[Machine Translation] In fact, legendary adventurer Kosuke Inoue is enjoying his overly fulfilling days as an instructor in a team of high school girls led by newly appointed hero Mizuki. One day, Inoue visits the institute where Nina, the world's most powerful girl, whom he antagonized in a past large-scale incident, lives, and somehow ends up on a date with Nina! And when her students find out, the situation becomes a scene! The world's strongest and newest heroes meet through Inoue. The lowest-ranked adventurer, Inoue, enters the front line where the two clash! A man specializing in survival raises a beautiful girl with S-class talent in the second volume of this tale of the training of the strongest hero!

実は伝説の冒険者・伊上浩介は、新たに勇者に任命された瑞樹の率いる女子高生チームで、教官として充実し過ぎる日々を満喫中。ある日、過去の大規模事件で敵対した世界最強の少女・ニーナが暮らす研究所を訪ねた伊上は、何故かニーナとデートをすることに!!しかも、教え子たちにばれて修羅場になってしまい―!?伊上を通じて出会ってしまった世界最強と最新勇者。二人が激突する最前線に最低ランクの冒険者・伊上が割って入る!!生存特化の男が才能S級美少女を育てる最強勇者育成譚、第2弾!!