What exactly changes with Pentel Astrum on April 1?

The corporate name changes to Astrum under Plus, while the Pentel brand stays on products. Astrum becomes the hub for planning, sourcing, and systems. Retail assortments, warranties, and service continue. The shift is about corporate structure and operations, not a new consumer brand on shelves.

Will the Pentel brand disappear after the Pentel name change?

No. The Pentel brand remains on pens, markers, and other items worldwide. Astrum is the company name that manages operations. Packaging, model names, and existing warranties continue. Over time, operations may unify, but the shopper-facing brand stays Pentel.

How does the Plus Group integration affect prices in Japan?

Short term, little change is likely. Over time, central buying and steadier factory runs can lower costs. That can support stable prices or help fund promotions. Any price moves will depend on resin, metal, and freight trends, plus retailer negotiations in Japan.

Is Sailor Pen part of Astrum after this change?

Sailor Pen remains a separate listed company. It is not being folded into Astrum at this stage. Any cooperation would follow commercial agreements. Investors should watch disclosures for updates on partnerships, but the current plan keeps Sailor Pen independent.

Global Market Insights

March 17: Pentel to Become Astrum on Apr 1 as Plus Group Integrates

ByHuzaifa Zahoor March 17, 2026March 17, 2026

Pentel Astrum becomes official on April 1 as Plus renames its subsidiary and uses it to integrate group stationery operations through 2028. The Pentel brand will stay on products worldwide, while Astrum serves as the corporate platform. This move follows Kokuyo’s 2022 exit and signals a tighter structure at Plus. For Japan’s retail and B2B channels, the plan could change pricing power, product rollouts, and logistics. We explain what changes now, the strategy behind the Plus Group integration, and what investors in Japan should watch.