BPJ WIRE2026-10-20FEATUREMembers only13 min read
BPJ FEATURE

The ¥30 and ¥9 Hikes Were Separate

When material prices move within 10–24 days, what can a fixed-price packaging company charge separately?

Prime Polymer raised prices by at least ¥30/kg to reflect higher naphtha costs, then separately added at least ¥9/kg. Even when crude oil reached $110.48, resin, ink, film and delivery costs did not move at the same speed.

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BPJ WIRE: stories selected and drafted by the BPJ desk from world news, fact-checked against the source ledger — published alongside the editor's own picks.

Translated from Japanese by AI. The Japanese original is authoritative.

The ¥30 and ¥9 Hikes Were Separate

Prime Polymer split its price increase in two. One part was at least ¥30/kg, based on an assumed price for Japan’s domestic naphtha. The other was at least ¥9/kg for utilities, secondary raw materials, auxiliary supplies and supply stability costs.…

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