Lunar New Year 2018

Lunar New Year in 2018 was the first Lunar New Year event in Pokémon GO.

Featured Pokémon
Selected canine-like Pokémon had increased spawn rates in the wild (and from Incense, Lure Module):

These Shiny Pokémon were released with the start of the event: PS Poochyena (261) PS Mightyena (262)

Promotional pictures
Following promotional pictures were published by creators of the game across their social media channels.

Trivia

 * 2018, the Year of the Dog was celebrated by featuring Pokémon that resembled real-life canines.
 * For some unknown reason Houndour wasn't featured in this event, despite its resemblance to a canine.