Also includes 白いサテンのリボン (Shiroi Sandal no Ribon), 眠るテレフォン (Nemuru Telephone)

Cocona has just fulfilled her dream of becoming a kindergarten teacher. But one day, she suddenly finds herself transported to the demon world! The Demon Lord asks her to take care of his son, the prince. The prince is only 3 years old, but he is very selfish and does whatever he wants. Cocona thinks if the prince spends time with a variety of children, he should grow up to be a less spoiled child. So Cocona decides to start a kindergarten in the demon world! (Source: Alphapolis, translated)

Won the 14th Kodansha Manga Award for shoujo in 1990.

A booklet packaged with Harta volume 56 at select stores. It's an anthology of one-shots centering on the theme of transformation. (Source: Natalie, translated) 1. **Cordinate Ranger** (コーディネートレンジャー) \[Kazune Yamamoto\] 2. **Hero Akane wa Miraretakunai** (ヒーローアカネは見られたくない) \[Hiroki Ishida\] 3. **Make-up Tomiko** (メイクアップ・トミコ) \[Misaki Araki\] 4. **Rumi-chan, Okoranaide** (るみちゃん、怒らないで) \[Mariko Kikuchi\] 5. **Taifuu Jack!!** (台風ジャック!!) Kouhei Nishi 6. **Anata no Amazon** (あなたのアマゾン) \[Ai Kobayashi 7. **Yadokari to Yume no Sumiya** (ヤドカリと夢のすみ家) \[Hiroko Nagakura\] 8. **Tsuisou no Banka** (追想の晩夏) \[Kouhei Nishi\] 9. **Sayuri** (さゆり) \[Kiyoshi Katoh\] 10. **Aitei to Kitan** (愛弟奇譚) \[Sayaka Koide\] 11. **Awesome Summer Love!** \[Sayo Watanabe\] 12. **Uchi de no Kozuchi-kun!** (うちでのこづちくん!) \[Natsume Kishimoto\] 13. **Akuma to Kawarimi** (悪魔と変わり身) 14. **Uka Soudou** (羽化騒動) \[Iku Kamijima\] 15. **Tsume-ato ni Ai wo Komete** (爪痕に愛をこめて) \[Hirona Takahashi\] 16. **18** \[Akihito Tomi\]

A booklet packaged with Harta volume 16 at select stores. It's an anthology of one-shots centering on the theme of muscle enthusiasts. (Source: Natalie, translated)

A booklet included inside Harta volume 50 of Hakumei to Mikochi manga and illustrations written and drawn by various Harta contributors. (Source: Natalie, translated)

Anthology comic, bonus of Animonster Magazine issue 32 and 34. As part of Ngomik Yuk! Contest. Issue One: Winner: - 1st Winner: **Finkel and Miki** by Anthony - 2nd Winner: **Jill`s Delivery Packet** by Sonny - 3rd Winner: **Angel - Sinner** by EKYU - 4th Winner: **Vagrand** by Pipin L Tobing - 5th Winner: **Evans Silva, Dewa Penjaga Gerbang Surga Utara ke-13** by Neil J. Johnson - 1st Runner-Up: **Tau** by Martin - 2nd Runner-Up: **Nightwalkers** by Eri Lamuel - 3rd Runner-Up: **Ex-Nihilo** by Indra Other participant: - *untitled* by Khris't - *untitled* by Novia Heroanto - **No-Buku** by Agung Tri Budhiasa - *untitled* by Bengkel Komik - *untitled* by Rudy Sumarso - *untitled* by Angie Angela - *untitled* by Deni Herdiansyah - *untitled* by Ade Prihatna - *untitled* by Dina Oktaviani - *untitled* by Emmi Yanagawa - *untitled* by Lenny Setia Putra - *untitled* by Zeus - **Project-U** by Ayudya Riadini - *untitled* by Hendry Prasetya - **Closer to Me** by Pramono - **Halloween Night - Alien Party** by Nathaza SK - *untitled* by Lauda Hananta - *untitled* by Andi Kurniawan - *untitled* by Agustinus KHY - *untitled* by Putri Prameswari - **Real Love** by Whenny Andarini - *untitled* by Is Yuniarto Issue Two: - **Wing-man** by Agus Willy - *untitled* Eyes-Zero - **C`est La Vie** by Ari Santoso and Kalista - **Aberground** by Peter Gunawan - **X-Press Love** by Karina Apriliana - *untitled* by Mariam Sofrina - *untitled* by Fauji MB - **Master** by Djoko Malik - **HumanX** by Dimas K Aditya - **NDE** by Doni K - **Immortal** by Indra Kaunang - **Eggnoid The Prologue** by Indah Sekarwangi (Archie The RedCat) - **Pertempuran Hitam Putih** by Iid Trinalendra - *untitled* by Ragil Prakosa - **Me & U** by Legawati - *untitled* by Dwiyani Chrityanti - *untitled* by Yendra and Yohan - *untitled* by Azisa Noor - *untitled* by Jeremia AW - **Picture of Memories** by Felix Adrian - *untitled* by Andree Pamungkas - **If Life is so Short** by Tia R Agustina - *untitled* by Adi Wilmanaputra - **The Best of Manga** by Virgo Nipitupulu - *untitled* by Adistia KR - *untitled* by By Team [Benno & Yedi] - **Prabu Singawalang** by Singalawang Crew - **Video VHS Milik Para Dewa** by Aryo Budi W - *untitled* by Adi Suteja - **RE-LOOP** by Lufy - **Police** by Agnes Gloria Wiguna