The festival aims to celebrate the 45th founding anniversary of relations between Japan and the Association of Southeast Asian Nations (ASEAN).
The event will feature pop stars from Japan and member countries of ASEAN, such as Ryuji Imaichi, Ryotaro Sugi and Nogizaka46 from Japan, and Sarah Hieronimo from the Philippines.
Japanese artist Piko Taro, who rose to fame with his hit Apple Pen, will host the festival.
In 2014, pop star My Linh was a Vietnamese representative at the first Japan - ASEAN Music Festival.
Dong Nhi, whose real name is Mai Hong Ngoc, began her music career in 2008 after releasing songs online.
Her songs, Khoc (Cry), Boi Roi (Embarrassment) and Bi Mat Cua Hanh Phuc (Secret of Happiness) helped her become famous.
Her first album The First Step was named one of the Top 10 Albums of The Year in 2010 at the Zing Music Awards 2010.
She has released four albums and several singles, many of them hits, and has appeared in music reality shows as a competitor or mentor.
She was one of four coaches for the reality music shows The Voice Kid Vietnam in 2016 and the Voice Vietnam in 2017.
Dong Nhi won the Best Asian Artist title at the 2015 Mnet Asian Music Awards (MAMA) in 2015, and Best Southeast Asian Act at the MTV Europe Music Awards 2016.
She plans to organise her biggest-ever live show in Ho Chi Minh City at the end of this year to celebrate her 10-year singing career.
Source: VNA