Spinoff manga & manhwa

Art Lapsa has 2 Spinoff series translated into English, with the most recently updated first.

The Last First Love That Begins With a Bet cover
Japanese flag

The Last First Love That Begins With a Bet
Japanese
Until I Bear the Prophesied Child: Mio's Marriage~Scarred Bride Gaiden cover
Japanese flag

Until I Bear the Prophesied Child: Mio's Marriage~Scarred Bride Gaiden
Japanese