Pokémon Go Lunar New Year 2023 event, ‘Lucky Wishes’ Timed Research guide
Celebrate the Year of the Rabbit in Pokémon Go by completing the “Lucky Wishes” Timed Research and grabbing bunny-themed Pokémon.
This article references relevant content from the polygon.com website. Original article link: [https://www.polygon.com/pokemon-go-guide/2023/1/19/23562276/lunar-new-year-2023-timed-research-lucky-wishes-shiny-darumaka]

To celebrate Lunar New Year, Pokémon Go is running an event filled with red Pokémon and Pokémon with rabbit-like traits from Jan. 19-23.
Throughout the event, players will be able to do two Special Trades per day. The chance to become Lucky Friends and get Lucky Pokémon via trade will also be increased.
In addition, players will also get doubled Stardust from gifts, and Darumaka’s shiny rate will be increased.

There’s also a special set of Timed Research, specific Pokémon spawns, and other event bonuses, which we list out below.
Pokémon Go Lucky Wishes Timed Research
Rewards: 500 Stardust, 500 XP, 1 Lucky Egg
After completing the first step, the Timed Research will branch into different routes, depending on what you want to focus on. The tasks are almost the same and the rewards for the steps are the same, but the final rewards differ.
Rewards: Darumaka encounter, 1 Egg Incubator
Rewards: Darumaka encounter, 10 Golden Razz Berries, 25 Ultra Balls
Rewards: Darumaka encounter, 1 Star Piece