Regarding the reason for the failure of the primary launch of Japan’s new flagship rocket “H3” JAXA = The risk that a part of the tools was short-circuited within the second stage engine that didn’t fireplace I defined that it was prime quality. The design of those units is sort of the identical because the rocket “H2A” in operation, and we plan to analyze intimately, together with the data on the time of manufacture.
Source
“H3” launch failure Part of the tools shorted within the second stage engine | NHK
