Which nations' naval forces are participating in Exercise MALABAR 2023 alongside the Indian Navy, and what are the primary objectives of this exercise?

Indian Navy's INS Sahyadri and INS Kolkata to participate in Exercise MALABAR 2023 off Sydney from 11-21Aug 2023 and Joined by US Navy (USN), Japan Maritime Self Defence Force (JMSDF), and Royal Australian Navy (RAN). MALABAR series began in 1992 as India-US bilateral exercise, now includes four major Indo-Pacific navies. 27th edition is being hosted by Royal Australian Navy (RAN). It is Conducted in two phases: Harbour Phase (cross-deck visits, exchanges, planning) and Sea Phase (anti-surface, anti-air, anti-submarine exercises). It Enhances interoperability, shares maritime security practices. INS Sahyadri (Project-17 class) and INS Kolkata (Project-15A class) are indigenously designed ships. About Australia Capital: Canberra                                        Currency: Australian dollar