From Friday, February 7, 2020, at 8:00 a.m. to Monday, February 10, 2020, at 10:00 p.m. local time will be a brand new event on Pokémon GO. It will celebrate creatures from the Sinnoh region and make it easier to find them in the wild.
Shiny Pokémon

Riolu
Fighting type

Lucario
Fighting and Steel types

Hippopotas
Ground type

Hippowdon
Ground type
Pokémon in 7km-eggs

Budew
Grass and Poison types

Combee
Bug and Flying types

Bronzor
Steel and Psychic types

Gible
Dragon and Ground types

Riolu
Fighting type

Hippopotas
Ground type

Mantyke
Water and Flying types

The Bat Pokémon with its little heart-shaped nose is just in time to celebrate the month of love on Pokémon GO.