1999
Won 2nd place in Tawuran Levi’s Music Festival with her high-school band, called R-band, performing their own song called, Cahaya Jingga

2001
She joined Ten2Five

2002
She won 4th place in Bina Nusantara Mandarin Singing Contest, she was the only non-Chinese singer who made it through the final at that time. Considering that almost all participants are Indonesian Chinese.

2003
Ten2Five launched their 1st album, ‘’I Will Fly’’ which was one of the most anticipated album of the year.
Ten2Five won The Best Newcomer 2004 in Anugrah Music Indonesia Award. And also the song titled, ‘’You’’ which was written by Imela Kei, won The Best Foreign Language Song of The Year.

2006
Ten2Five launched their 2nd album ‘’Brand New Day’’, this album contains most of Imela Kei’s idealistic songs. The album was more into ballad and pop rock.
On the same year she joined Jakarta Communication Club (JCC) to study Japanese language. From here she has gotten a lot of opportunities given by the principal of JCC, Kaikiri Sugako, to participate in almost every musical appearances in Indonesia held by JCC.
One of them was a very successful Japanese Drama Musical called KAGUYA HIME (an old tale of a princess born of a bamboo), that was performed in Gedung Kesenian Jakarta, 3rd October 2009, where she was acting as Princess Kaguya herself. She and her partner, Rio Pasaribu composed all the songs that were performed in the musical. Great responds came from each and every one of who has seen the beautiful musical presentation. The hit singles are, Eien No Toki (Eternal Time) and Tooi Yozora Ni (To The Faraway Sky), which were composed and sung by Imela Kei .

2008
Ten2Five launched their 3rd album, called ‘’3’’. Imela Kei was back in writing more easy listening songs in this album. The hit single is Hanya Untukmu. And for the very first time, she revealed her love story into a book written by Yenny Hardiwidjaya, titled ‘’Aku Ada Rahasia’’, which was also co-written by Imela Kei herself. The story in this book is based on the song written by Imela Kei.

2009
She joined Sing Out Asia (a nonprofit organization that brings peace all around Asia through their musical performances). She was representing Indonesia, and also one of the lead singers of Sing Out Asia. Recently performed in South East Asia Music Festival that was held at Tedako Hall, Okinawa, Japan. Its her 1st performance as a solo artist and yet she has made a very impressive introduction as a singer in front of thousand Okinawans.

2010
She just made another performance in Sabah, Malaysia and Taipei. Singing Indonesian songs and her very own single,'White Lilies', she received a standing applause from more than 500 audience in both countries.
At present, Imela Kei remains creative and productive in songwriting, singing, designing and studying cultural activities. She will represent Indonesia in every SOA annual event in different countries around Asia. Her voice is truly soothing and has a strong character. With her talent and great personality, Imela Kei is pouring her endless love to the world of art and entertainment.
Her solo album, titled 'White Lilies' is coming up in December 2011. And it is indeed a breakthrough for her music career, since she collaborates with 7 bands coming from 7 different music genre in this album, creating a beautiful cross-genre music. And very soon we all will enjoy it.