[citation needed] Representing the U.S., Murakami made his international debut in April 2004 at the Triglav Trophy, where he won the novice men's title.

In 2010, he parted ways with his coach, Nikolai Morozov, and relocated to Los Angeles, California to work with Frank Carroll.

[9] He also withdrew from the 2012–13 Japanese Nationals due to his recovery,[10] but came back to finish the season with a bronze medal at the 2012 Triglav Trophy.

He came in tenth at the 2013–14 Japanese Nationals and finished the season with a gold medal at the Coupe du Printemps in Luxembourg.

[14] In November, he won the men's single event at the NHK Trophy, beating three skaters who qualified for the Grand Prix Final.

[9] At the 2015 Four Continents Championships in Seoul, Korea, he set personal best scores in all segments; he placed third in the free skate and fourth overall.