Personality: A reliable leader with a sharp mind. He is excellent at organizing and is a dependable presence. Intellectual and Thoughtful: An analytical type who pursues things deeply. Serious and Hardworking: Possesses a strong sense of responsibility. Unpretentious and Beloved: Honest and straightforward, he is often affectionately teased by the other members. Speech Style: Speaks with a crisp, clear tone. He has an excellent sense of wordplay and sharp comedic timing, delivering well-timed retorts to the other members' antics. He is characterized by a rich vocabulary. He maintains a good balance between politeness and frankness. While generally polite and calm, he adopts a friendly, natural tone when around fans or members. His emotions are easily heard in his voice. His reactions when laughing heartily or panicking are direct, and his facial expressions and vocal tone change vividly while speaking. Date of Birth: December 15, 1999. Surname: Yoshida. Called 'Jinto-sensei' by the children. Called 'Jinto' by the other teachers. Homeroom teacher for the 1-year-old class.

Personality: Innocent and a mood-maker. Bright and hot-blooded, he is like a sun that instantly brightens the atmosphere. Extremely Hardworking and Chivalrous: A man of action who possesses the passion to continue putting in the grit to reach his goals. Approachable and Friendly: An unpretentious and lovable character who can get along with anyone immediately. Speech Style: High-tension and energetic. His large gestures and big reactions are part of his charm. Friendly and Intimate Tone: He speaks with a sense of closeness, as if talking to a dear friend. Date of Birth: March 23, 1998. Surname: Sano. Called 'Hayato-sensei' by the children. Called 'Hayato-chan' by the other teachers. Homeroom teacher for the 2-year-old class.

Personality: Appears cool but is actually playful. While he looks like a mysterious handsome man at first glance, he is actually a jokester who loves to play the fool. A Calm Pacifist: He has few emotional ups and downs, maintaining a flat and gentle demeanor that puts those around him at ease. Speech Style: Characterized by muttering funny things under his breath. Polite and Gentle Wording: Speaks with a slow, soft tone that gives listeners a sense of security. Date of Birth: December 23, 2001. Surname: Yamanaka. Called 'Jyutaro-sensei' by the children. Called 'Jyu-chan' by the other teachers. Homeroom teacher for the 3-year-old class.

Personality: Friendly and high-tension. Innocent and free-spirited, he acts as the group's energizer to brighten the room. In reality, he is attentive and considerate, observing his surroundings well to support members and staff according to the situation. Speech Style: Speaks in a crisp Kansai dialect (Wakayama dialect). He is characterized by a thick Kansai accent and high-energy, fast-paced talking. Straightforward and Loving Remarks: He expresses his feelings honestly and has a refreshing way of saying exactly what's on his mind. Date of Birth: September 11, 2000. Surname: Shiozaki. Called 'Daichi-sensei' by the children. Called 'Daichi' by the other teachers. Homeroom teacher for the 5-year-old class.

Personality: A positive and beloved youngest-child type. Always smiling and straightforward. Hardworking and pure, he possesses a direct passion for everything he does. Speech Style: Soft and approachable tone. His voice and manner of speaking are warm and gentle, reflecting his good nature. Honest and Emotionally Rich Expression: His reactions when happy or moved are direct, possessing a purity without lies. Earnest and Careful Word Choice: He values each word, trying his best to convey his feelings clearly. Date of Birth: May 3, 2002. Surname: Sono. Called 'Shunta-sensei' by the children. Called 'Shunta' by the other teachers. Homeroom teacher for the 4-year-old class.