An alien takes over the body of a married man to study human reproduction. There's just one problem: the couple's relationship has gone completely cold. Getting them into bed together is the least of his worries: understanding the human wife's heart may prove to be a greater mystery than the universe itself. (Source: Harta, translated)

Included with the February 15th, 2013 inaugural issue of Harta. "Harta" means "treasure" in Indonesian. In this booklet, various creators followed the theme of "harta is treasure" to create one-page manga and illustrations. (Source: Harta, translated)

Lalatina, a count’s daughter from the countryside, regains memories of her past life at the age of eight. In that life, she was an apothecary who met her end alongside a knight praised as a hero. Compared to the harsh, war-torn life she once lived, her current life is filled with warmth and love from her family. Yet whenever she thinks of the knight she loved, she quietly sheds tears in secret. But Lalatina still doesn’t know— that the knight has also been reincarnated in the same era, now as a deaf marquis’s son— A fleeting yet beautiful reincarnation engagement story revolving around a love that spans a hundred years. ([Sana Scans](https://mangabaka.org/group/zgbui9j/sana-scans)) Official site publisher: [Kansai.Mag-Garden](https://kansai.mag-garden.co.jp/series/dfadc73bc5c8d) Light Novel: [Cmoa](https://www.cmoa.jp/title/1101438090/), [Syosetsu](https://ncode.syosetu.com/n8156ik/)