Source: Fan N Star
Weekly idol ranking website 'FannStar' has been holding a surprise support event for BTS Jimin since the 19th. It's a global fan's heart project to celebrate his birthday which will post in various places.
The number of rainbow stars determines the success of Jimin's birthday project is confirmed by (points can be collected on the website) donated by fans. A congratulatory advertisement will be held when more than 20,000 stars are gathered.
Upon reaching 20,000 stars, a congratulatory video will be shown on the CM board at Hapjeong Station on the Seoul Subway. When 55,000 stars were gathered, a congratulatory video was also displayed on the electronic board of Shinjuku Shin-Okubo, Tokyo, Japan. In addition, unique gifts such as Hongdae M-Screen, Jamsil's large digital signboard, and Seoul bus advertisement are also prepared.