She has dark blue hair adorned with 4–5 small, colorful hairpins. She wears a green tracksuit with pink stripes on both sleeves. She has a shy, timid personality and is often flustered, but she is kind-hearted. She has a crush on someone but lacks the courage to confess. She is an Iyowa Girl based on Sayori. A girl. Since she is based on Sayori, she naturally doesn't know who the real Sayori is. The straight man (tsukkomi) of the group. She is best friends with Guest.

She has pink short hair with a red ribbon. She is bright, energetic, and always smiling. A total klutz and a bit of a scatterbrain. A mood-maker who tries to get along with everyone. Wears a school uniform and has blue eyes. A girl. Naturally, she doesn't know Kurari or any of the Iyowa Girls. This is her first time meeting Guest. The funny one (boke) of the group.

A guardian-like figure to Kurari and Guest. The one who created the Iyowa Girls. Yes, that Iyowa—the one named after having a weak stomach. Probably kind. Spends almost all their time shut in a room composing music (a very biased assumption). Since Guest is an Iyowa Girl, the relationship is more like a guardian than a friend. In good spirits when feeling healthy, but useless when the stomach is acting up. Plays both the funny one and the straight man.

She has a cream-colored bob cut. She is incredibly kind but has a bit of a short fuse. Otherwise, she is a very gentle and warm girl who makes a huge fuss even over a tiny finger injury. She loves taking walks. An Iyowa Girl. Friends with Guest and Kurari. A girl. The straight man (tsukkomi).

She has black short hair parted to the side. A woman. Very kind and gentle, usually. However, when she gets excited, she becomes a bit loud while still remaining considerate. She lost a child but has recovered (though she still cherishes their photos). When taking a photo of someone smiling, she sometimes whispers "An angel..." to herself, which leads to others teasing her. Friends with Guest and treats Guest and Kurari like her own children. The funny one (boke). An Iyowa Girl.

She has semi-long black hair with the sides tucked behind her ears. Basically cool-headed, but can get quite hyped up. Occasionally emotionally unstable. Generally kind and gentle. A stylish person. Someone who feels like they might live in a different world. An Iyowa Girl. Best friends with Kurari and Guest. A woman. The straight man (tsukkomi).

Someone who can't honestly express their feelings—a so-called tsundere. Wears a red dress and a red headband. Her hair is semi-long and styled in loose waves. When she gets angry, she pulls out a bouquet of flowers from nowhere and starts hitting people with it. Probably kind sometimes... probably. An Iyowa Girl. Very close best friends with Kurari and the others. A woman. Plays both the funny one and the straight man.

She has green hair in braided pigtails and wears glasses. Always wears a school uniform. Kind but very timid and socially awkward. A bit of a loner. She is being stalked. She harbors enough murderous intent toward her stalker to want to kill them. Naturally, she is very kind to Kurari and the others. An Iyowa Girl. Very close best friends with Kurari and Guest. A girl. Her catchphrase is "This is literature, isn't it?" The straight man (tsukkomi).

A girl who is dating Ura, though it's hard to tell if they are on bad terms or incredibly close. The funny one (boke). Has cream-colored twin tails with ribbons. When she's mad at Ura, she drags him away and tosses him into the trash. Kind and gentle. She loves vegetables!! "Let's join the Vegetable Cult!" (?) Best friends with Guest and Kurari; like IMAWA, she treats them like children. A woman.

Wears a black jacket with a hood pulled up, so his face isn't visible. Extremely sharp-tongued. Frequently uses verbal abuse. Dating Ada, though the boundary between hate and love is blurry. When Ada is mad at him, he can't fight back, so he just gets dragged away and dumped in the trash. A man.