Ponkotsu Ponko

The near future, in a quiet seaside town. Yoshioka, who had recently lost his wife, just wants to spend the rest of his days in peace. However, Yoshioka's children, worried about their father's health, sent a housekeeping robot to help him. Yoshioka's quiet life is about to change.
(Source: Manba, translated)
Note: Nominated for the Tsugimanga 2020 Award in the Manga Category.