Shiro Buta Kizokudesuga Zensei No Kioku Ga Haetanode Hiyokona Ototo Sodatemasu 4 [Light Novel]

[Machine Translation] Houchou, the eldest son of the Kikunoi family (6 years old), and his younger brother Regulus were delighted to see the sea for the first time in their lives. They were visiting the Beastmen Nation, as the elves had arranged for them to be able to spend time as children once in a while. Taking a break from the duties of their domain, they saved a foreign daughter from the giant squid Kraken, visited the undersea palace with the sea god Rosmalius, and so on.... Their summer vacation full of upheaval and adventure has begun! One summer of encounters and goodbyes helped the brothers grow up one step further, but unbeknownst to them, the environment surrounding them was also about to change little by little, such as the developments surrounding Houchou's engagement.... The brothers' fantasy of managing their domain, Volume 4! Includes 2 newly written extra editions, an episode of the manga, character designs, and more!

菊乃井家長男・鳳蝶(六歳)と弟レグルスは生まれて初めて見る海に歓声を上げていた。たまには子どもらしく過ごせるようにというエルフ先生たちの計らいで、獣人国を訪れたのだ。領地の執務からひと時離れ、巨大イカ・クラーケンから異国の令嬢を救ったり、知り合った海神ロスマリウスと海底宮殿を訪れたり...波乱と冒険に満ちた二人の夏休みがはじまった!一夏の出会いと別れは兄弟をまた一歩成長させていくが、鳳蝶の婚約を巡る動きが起きるなど、知らぬ間に二人を取り巻く環境も少しずつ変わっていこうとしていた―。君が笑ってくれる未来にきっと―兄弟の領地経営ファンタジー第4巻!書き下ろし番外編2本&コミカライズ1話分&キャラクターデザインなど、豪華巻末収録!