{"rewrite":{"id":"r_2938e577cb35ed4ce882057e","clusterId":"c_799b0548ca905fbc92042a74","slug":"interbeing-raises-50-million-yen-from-kakuchi-for-voice-analysis","model":"deepseek-v4-flash","headline":"Interbeing Raises 50 Million Yen from Kakuchi for Voice Analysis","summary":"Interbeing, the Kyoto startup behind the Polyphony Sales voice analysis service, raised about 50 million yen through a third-party allotment to Kakuchi, a Nagano company founded in 1886. The two signed a business collaboration agreement in July 2026. Kakuchi becomes investor, customer, and implementation partner, and its sales floor will be the site where Interbeing verifies how voice reveals whether a pitch landed.","whyItMatters":"The deal makes a 140-year-old regional sales company both the investor and the test site, giving Interbeing a live sales floor to prove that non-verbal voice cues can show how a pitch was received.","webCardHtml":"\u003cp\u003eInterbeing\u0026#39;s engine extracts more than 700 acoustic features from speech and calculates 35 psychological and emotional indicators, including emotion, motivation, stress, and metacognition. It does not transcribe or depend on what is said, a design the company says suits multiple languages. The analysis model was rebuilt in 2023 and 2024, moving from supervised learning toward an approach inspired by bioacoustics and bird song research that treats humans as a species rather than a cultural group.\u003c/p\u003e\u003cp\u003eThe company cites one case in which a young manufacturing sales rep raised closing rate from 15 percent to 22 percent over three months. In HR work, employees flagged by voice as potentially unwell showed relatively higher rates of leaving or absence, and a burnout indicator correlated with the MBI scale at r=0.76. Kakuchi\u0026#39;s information systems department built the operational app in-house.\u003c/p\u003e","blueskyPost":"Interbeing raised about 50 million yen from Kakuchi, a company founded in 1886, which becomes investor, customer, and test site for the voice analysis startup. The deal puts a live sales floor behind Polyphony Sales, which reads non-verbal cues from speech.","twitterPost":"Interbeing raised about 50 million yen from Kakuchi, founded in 1886, which becomes investor, customer, and test site. Polyphony Sales reads non-verbal voice cues; Kakuchi's sales floor is the verification site.","threadsPost":null,"newsletterBlurb":"Interbeing, the Kyoto startup behind Polyphony Sales, raised about 50 million yen from Kakuchi, a Nagano company founded in 1886. Kakuchi becomes investor, customer, and implementation partner, and its sales floor will be the verification site for the voice analysis technology.","attributionJson":"[{\"source\":\"ASCII.jp\",\"url\":\"https://ascii.jp/elem/000/004/433/4433325/?rss\",\"title\":\"Interbeing、創業140年のカクイチから約5,000万円を調達。声から「どう伝わったか」を可視化する音響解析技術の社会実装へ\"}]","lintFlagsJson":null,"lintHits":0,"costUsd":0,"inputTokens":6273,"outputTokens":2987,"status":"published","repairAttempts":0,"nextRepairAt":null,"factsAttemptedAt":1788922776,"createdAt":"2026-09-09T02:57:18.000Z","publishedAt":"2026-09-09T02:58:21.000Z","updatedAt":"2026-09-09T02:58:21.000Z"},"cluster":{"id":"c_799b0548ca905fbc92042a74","canonicalTitle":"Interbeing、創業140年のカクイチから約5,000万円を調達。声から「どう伝わったか」を可視化する音響解析技術の社会実装へ","representativeArticleId":"a_6755ff08ac3886b6f6a46524","sourceCount":1,"writtenSourceCount":1,"writeAttempts":0,"isSolo":true,"entitiesJson":"{\"anime_titles\":[],\"manga_titles\":[],\"work_titles\":[],\"studios\":[],\"people\":[],\"type\":\"business\",\"domain\":\"industry\",\"is_roundup\":false}","contentType":"news","status":"published","firstSeenAt":"2026-09-09T00:00:00.000Z","lastSeenAt":"2026-09-09T00:00:00.000Z","updatedAt":"2026-09-09T02:58:20.000Z"},"attribution":[{"source":"ASCII.jp","url":"https://ascii.jp/elem/000/004/433/4433325/?rss","title":"Interbeing、創業140年のカクイチから約5,000万円を調達。声から「どう伝わったか」を可視化する音響解析技術の社会実装へ"}],"entities":{"anime_titles":[],"manga_titles":[],"work_titles":[],"studios":[],"people":[],"type":"business","domain":"industry","is_roundup":false},"keyFacts":null}