Osanago Seirei Zukai Ha Honobono Shitai! Slow Life Wo Okuru Hazu Ga, Kikaku Gai Yue Seirei Tachi Ni Kamawaresugite Mamanaranai (Glass to NOVELS) [Light Novel]

[Machine Translation] Kai died of exhaustion after a life as a corporate slave. He was told by the goddess that he would have a slow life in his next life for helping others in his previous life, but due to a mistake, he is reincarnated in a desolate savanna as a child. However, he is reborn in a desolate savanna as a child by mistake. However, when he meets a girl named Leah, a tree spirit, Kai realizes that he can speak with spirits...? When Kai calls out to her, a water spirit, a gold spirit, an earth spirit, and others join him one by one! They joined him one after another! With their help, Kai's life on the frontier becomes richer and richer. Furthermore, it turns out that Kai has extraordinary magical powers and magic development skills! He is able to speed up the growth of crops, defeat monsters, and even get a rabbit-eared girl to fall in love with him... He unknowingly shows off his super cheats...? Here is the start of the otherworldly life of the strongest little boy and his lively friends!

社畜生活の末に過労死したカイ。前世での人助けを評価され女神から「次はスローライフを約束する」と言われていたのに、手違いにより子供の姿で荒涼としたサバンナに転生してしまう。しかし木の精霊の少女・リアと出会い、カイは自分が精霊としゃべれることに気付き...!?「精霊さん、出てきてくださいっ」カイが呼びかけると水の精霊、金の精霊、土の精霊...など次々と仲間に!彼らの力を借り、カイは辺境生活を豊かにしていく。さらに、カイには規格外の魔力と魔法開発スキルがあることが判明!農作物をスピード成長させちゃったり、モンスターを倒しちゃったり、兎耳少女に懐かれちゃったり...と無自覚に超絶チートを発揮してしまい...!?最強の幼子と賑やかな仲間が送る異世界ライフ、ここに開幕!