The statement's two core claims are strongly supported by the provided sources. First, the valuation of the Japanese government bond market at $7.6 trillion is explicitly mentioned by multiple sources, including high-authority publications like Forbes and Bloomberg, as well as lower-authority but relevant market commentary. Second, the existence of a severe liquidity problem is confirmed by a broad consensus of sources. High-authority financial news outlet Bloomberg notes the market has become a 'growing source of volatility' and asset managers like Kotak Mutual Fund and PGIM directly identify a 'liquidity crunch' as a major concern. Other sources use similarly strong language, describing liquidity as 'collapsing' and the market as 'flashing red' after a 'massive selling spree'. The only part of the statement not explicitly verified by the provided evidence is the superlative 'record-level'. While the descriptive language used by the sources ('collapsing', 'massive') suggests an event of extreme severity, none of them state that it is a historical record. However, the overwhelming evidence from credible sources supporting the valuation and the existence of a liquidity crisis makes the overall statement substantially true. The lack of confirmation for 'record-level' is a minor weakness that prevents a definitive 'true' assessment, but the statement accurately captures the critical situation in the market.