The protagonist, reborn in a different world, raises his twin sister who was born with him, making use of his knowledge from his previous life. At first, unable to even communicate with words, the protagonist struggles desperately while studying hard! In contrast, his little sister is a genius beautiful girl who grows at a furious pace. But escalating even more than that is her love for big brother♪ ……Will he be able to guide his little sister in the right direction? We will bring you his desperate struggle in great detail, starting from age 0……really, very carefully indeed. By the way, big brother, aren't you also growing in quite a strange direction? ※If you click the title image of each episode...?
| Word | Frequency | Difficulty |
|---|---|---|
| シャンプー | 6 | 4.60 |
| 悪女 | 6 | 4.44 |
| 意気揚々 | 6 | 4.29 |
| 乗り気 | 6 | 4.20 |
| 跳ね返る | 6 | 4.75 |
| タイル | 6 | 4.68 |
| ご一緒 | 6 | 4.17 |
| どうさ | 6 | 4.34 |
| 几帳面 | 6 | 4.91 |
| 輪切り | 6 | 4.88 |
| 剣豪 | 6 | 4.57 |
| 満たない | 6 | 4.09 |
| 半円 | 6 | 4.77 |
| 別行動 | 6 | 4.22 |
| 急ぎ | 6 | 3.89 |
| 追い越す | 6 | 4.78 |
| 折り返す | 6 | 5.40 |
| 蒲公英 | 6 | 6.05 |
| ズラリ | 6 | 5.07 |
| 税金 | 6 | 4.20 |
| ビビる | 6 | 4.00 |
| 骨伝導 | 6 | 5.91 |
| 武器庫 | 6 | 4.84 |
| 息をつく | 6 | 4.34 |
| 後ろ脚 | 6 | 5.07 |
| 大地 | 6 | 3.20 |
| 理性 | 6 | 3.79 |
| 明かす | 6 | 3.95 |
| 冬物 | 6 | 5.74 |
| あれれ | 6 | 4.79 |
| 自由自在 | 6 | 4.42 |
| 在り在り | 6 | 4.37 |
| 畏まる | 6 | 4.48 |
| 男子生徒 | 6 | 4.09 |
| ブラブラ | 6 | 4.85 |
| にこり | 6 | 4.08 |
| 域 | 6 | 3.85 |
| 見に来る | 6 | 4.81 |
| 暗器 | 6 | 4.60 |
| 待ちきれない | 6 | 4.97 |
| 試す | 6 | 3.51 |
| 愉しみ | 6 | 5.10 |
| やってのける | 6 | 4.55 |
| 利点 | 6 | 4.05 |
| 後押し | 6 | 4.16 |
| 言い切れない | 6 | 4.32 |
| 手狭 | 6 | 4.72 |
| 言葉づかい | 6 | 5.02 |
| 衝動 | 6 | 3.93 |
| 無造作 | 6 | 3.95 |
| 過激 | 6 | 4.25 |
| 痺れる | 6 | 4.33 |
| 七五三 | 6 | 5.79 |
| 君たち | 6 | 3.51 |
| 組み込む | 6 | 3.88 |
| 日本時間 | 6 | 5.84 |
| 一環 | 6 | 4.08 |
| 内ポケット | 6 | 5.06 |
| 繭 | 6 | 4.34 |
| 好奇心 | 6 | 3.79 |
| ピチピチ | 6 | 5.19 |
| 未 | 6 | 3.83 |
| ちょいちょい | 6 | 4.52 |
| 完備 | 6 | 4.71 |
| 待ち構える | 6 | 3.84 |
| 呼び出し | 6 | 3.79 |
| 在学 | 6 | 4.74 |
| 一通 | 6 | 4.50 |
| 節 | 6 | 3.95 |
| 署名 | 6 | 4.36 |
| キャンバス | 6 | 5.18 |
| 円を描く | 6 | 4.68 |
| もう少しで | 6 | 4.13 |
| 超高速 | 6 | 4.63 |
| ガタガタ | 6 | 4.31 |
| 盛り上げる | 6 | 4.37 |
| 灯り | 6 | 3.88 |
| 何が何やら | 6 | 5.10 |
| 悪口 | 6 | 4.23 |
| アルカイックスマイル | 6 | 5.63 |
| 十時 | 6 | 4.71 |
| グレる | 6 | 4.41 |
| 仕立て | 6 | 4.05 |
| バスタオル | 6 | 4.91 |
| にやり | 6 | 4.54 |
| 備え付け | 6 | 4.24 |
| 接点 | 6 | 4.23 |
| 竜巻 | 6 | 3.90 |
| かくかく | 6 | 5.67 |
| 食べ方 | 6 | 4.49 |
| 風呂敷 | 6 | 4.87 |
| 擬似的 | 6 | 4.82 |
| どんより | 6 | 4.59 |
| 賑わい | 6 | 4.35 |
| ぽかぽか陽気 | 6 | 6.03 |
| 構成 | 6 | 3.42 |
| いよう | 6 | 4.09 |
| 金糸 | 6 | 4.66 |
| 訴える | 6 | 3.79 |
| 理 | 6 | 3.23 |
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