The paper entitled "Energy transport analysis in a Ga0.84In0.16N/GaN heterostructure using microscopic Raman images employing simultaneous coaxial irradiation of two lasers" reports the pump and probe method in Raman spectroscopy is valid for analyzing energy or heat transport across the heterointerface. This paper has been chosen as an Editor's Pick. Congratulations! This work is an international collaboration with Prof. Ishitani group at Chiba University. Applied Physics Letters 116, 142107 (2020); DOI: 10.1063/5.0003491