2008 • December - Passed "AKB48's 4th Trainee Audition" and started her career as AKB48's 7th generation.
2009 • August 23 - During "Sokaku Matsuri" concert, it was announced that she was chosen to be a regular member. However, it took almost a year before the new teams started their theater shows, so she only officially became a member of Team A as of 27 July 2010. During the long wait, she was quite distressed about the situation and said, "I knew I had to do something, but I didn't know what to do." • September 27 - Participated in AKB48's first oversea solo concert in New York. She was the only trainee alongside
Sumire Sato. • October 30 - Participated in AKB48's first musical troupe "∞・Infinity".
2010 • May 17 - Moved agency from AKS to Production Ogi. • May 18 to 23 - Starred alongside Haruka Kohara (ex-
SDN48 member) and
Moeno Nito in Team Imagine's theater show . It was her first leading role in a stage show. • June 30 - Became a member of
Watarirouka Hashiritai 7, a sub-unit consisting of AKB48 members attached to Production Ogi. • July 27 - Officially debuted as a member of Team A.
2011 • March 20 - Following the tsunami in Japan, she was one of two AKB48 members to perform at the "Japan Aid" Concert at Hilton Guam. She sang "Sakura no Ki ni Narō". • March 29 - Announced in Team A's theater show that she is moving agency from Production Ogi to Nagara Production, a big agency handling famous enka singers such as
Kiyoshi Hikawa and
Yutaka Yamakawa, to pursue her singing career as an enka singer. • April 1 - Officially joined Nagara Production, but she remained an active member of
Watarirouka Hashiritai 7.
2012 • February 1 - Released her first solo debut, under Tokuma Japan Communications. She was the third AKB48 member to release a solo CD after
Tomomi Itano and
Atsuko Maeda, and the first enka singer in AKB48. She held her first solo release event on January 31 in Shinbashi Station Square. • April 3 - Her first solo radio show started broadcasting on TBS channel every Wednesday at 3:30 am. • June 6 - Ranked 33rd in AKB48 27th Single Senbatsu General Election, and became the center of Next Girls. • July 29 - Held "Singing Mujin Eki (Ghost Station) in Ghost Station" event in Kuniyoshi Station of Izumi Railroad. After the event, she assumed the role of train conductor and rode the one-day only with 40 fans chosen by lottery. • August 24 - During AKB48 in Tokyo Dome concert, it was announced that she will be moving to New Team B. • October 20 - During "Mujin Eki Photo Contest Awarding" event, it was announced that she will release her 2nd single on early 2013. • November 1 - Officially became a member of Team B. • November 3 - Participated as a starting member of Team B's Waiting Show.
2013 • January 9 - Released her second solo single, under Tokuma Japan Communications. She held release events every day for a week from January 7 to 13 in various places. She debuted 6th in Oricon Daily Ranking, but successfully ranked 5th in Oricon Weekly Ranking.
2014 • January 20 - Her single "鞆の浦慕情" debuted at number one on the weekly
Oricon Singles Chart. • In AKB48 Group Daisokaku Matsuri Shuffle held at February 24, 2014, It was announced that she will be moving to Team K. • April 22 - Officially became a member of Team K
2015 • During AKB48's Spring Concert in Saitama Super Arena, it was announced that she will be transferred back to Team B.
2016 • January 30 - Announced her Graduation from AKB48 during her 21st Birthday and her Solo Concert, Iwasa Misaki 1st Concert ~Mujineki Kara Aratanaru Shuppatsu no Koku~ (岩佐美咲ファーストコンサート～無人駅から 新たなる出発の刻～) • March 14 - Graduated from the group. • March 21 - Her last activity from the group. ==Discography==