A five-12 months-old girl who is Shinnosuke's classmate and only woman best friend along with the sole female member from the Kasukabe Defence drive. She incorporates a crush on him, which is generally not evident. Like her mother, she takes advantage of a stuffed bunny for a punching bag To alleviate her anger, still likes rabbits. She considers Ai her rival, bickering together with her for affect Amongst the boys.

ora ni moe teruaichanda zo / supamaketto ha otoko no senjō da shin chan quote zo / daremo shira nai shiro no himitsu da zo (オラに燃えてるあいちゃんだゾ / スーパーマーケットは男の戦場だゾ / 誰も知らないシロの秘密だゾ) 

(期限ギリギリ地域振興券を使うゾ / 有名マンガ家のサイナンだゾ / まつざか先生愛のゴールは遠いゾ) 

Matsuzaka sensei no akarui nyuuin da zo / Himawari o-kyuushutsu suru zo / Matsuzaka sensei to issho ni nyuuin da zo (まつざか先生の明るい入院だゾ / ひまわりを救出するゾ / まつざか先生と一緒に入院だゾ) 

Himawarino shourai ni kitaisu ru zo / Micchi no norowa reta tsuitachi da zo / Ora tachi ikka no hanabitaikai wo tanoshi mu zo (ひまわりの将来に期待するゾ / ミッチーの呪われた一日だゾ / オラ達一家の花火大会を楽しむゾ) 

Matsuzaka sensei no deto wo mamoru zo / Aki su nigo youjin da zo / O imo hori ni iku zo (まつざか先生のデートを守るゾ / 空き巣にご用心だゾ / おイモ掘りに行くゾ) 

kotatsu wa attakai zo / buriburi zaemon no bōken da zo / dai sooji ha dai soudou da zo / oshougatsu no kaidashi ni iku zo / motion kamen Distinctive da zo / kotoshi no omoide da zo (コタツはあったかいゾ / ブリブリざえもんのボーケンだゾ / 大ソージは大騒動だゾ / お正月の買い出しに行くゾ / アクション仮面スペシャルだゾ / 今年の思い出だゾ) 

Kowakute nemurenai zo / Puuru sōji de asonjau zo / Guamu ryokō ga atatta zo (こわくて眠れないゾ / プール掃除で遊んじゃうゾ / グァム旅行が当たったゾ) 

ora ha nohara ie ichi no setsuyaku ie da zo / akogare no mari chanwo rentaru suru zo / kaze biki tōchan wo genki nisuru zo (オラは野原家一のセツヤク家だゾ / 憧れのマリーちゃんをレンタルするゾ / 風邪引き父ちゃんを元気にするゾ) 

o ie wo tate ru junbi da zo / tōchan dai pinchi da zo / arashi wo yobu janguru kōkai naka da zo (お家を建てる準備だゾ / 父ちゃん大ピンチだゾ / 嵐を呼ぶジャングル公開中だゾ) 

Ikari no beni sasori tai da zo / Tachiyomi wa yurusanai zo / Hesokuri wa himitsu da zo (怒りの紅さそり隊だゾ / 立ち読みは許さないゾ / ヘソクリは秘密だゾ) 

Ijimekko to mata asobu zo / Kekkonshiki ni shusseki suru zo / Kekkon paatii da zo (いじめっ子と又遊ぶゾ / 結婚式に出席するゾ / 結婚パーティーだゾ) 

Shinnosuke's class Instructor and spouse of Junichi Ishizaka, that has a rivalry with Ume Matsuzaka and sometimes argues together with her, but usually takes care of and guards her in certain important situations.

korega seishun rashii zo! daiichi wa / kaachan to kuruma de kaimono da zo / supotsuka ga hoshii zo (これが！青春らしいゾ　第一話 / 母ちゃんと車で買い物だゾ / スポーツカーが欲しいゾ)