Access to the website was temporarily suspended after a vulnerability in PHP was confirmed. Maintenance on the web server and internal systems has been completed, and all content is now available again. No damage resulting from the vulnerability has been confirmed.
Regarding the website that was temporarily suspended due to addressing PHP vulnerabilities and ensuring safety, the web server and internal maintenance have been completed, and all content has been resumed. No damage caused by this vulnerability has been confirmed. We apologize for the inconvenience and trouble during the suspension period.
On April 20, 2026, Nakashima Propeller Co., Ltd. obtained approval from ClassNK for a manufacturing method for 3D-woven CFRP propellers made with recycled carbon fiber, developed jointly with Toyota Industries Corporation. The approval marks an important step toward practical use of next-generation propellers designed to improve ship energy efficiency and reduce environmental impact.
Nakashima Propeller Co., Ltd. became an official sponsor of Fagiano Okayama Sports Club for the 2026/27 season and a uniform sponsor of U-21 Fagiano Okayama, which will compete in the U-21 J.League. Sharing the club’s vision of ‘Giving children dreams!’, the company aims to support local sports and the development of young people. It will continue supporting Fagiano Okayama’s ambitions and challenges together with the community.
Nakashima Propeller Co., Ltd. will be closed for summer holidays from August 8 to 16, 2026. The company thanks customers for their understanding and cooperation.
Nakashima Propeller Co., Ltd. will be closed for the summer holidays from Saturday, August 8, through Sunday, August 16, 2026. Email and fax inquiries received during the closure will be answered in order after business resumes. The company apologizes for the inconvenience and appreciates customers’ understanding.
To celebrate Marine Day on Monday, July 20, Nakashima Propeller Co., Ltd. is offering an original wallpaper calendar for August. It can be downloaded from the featured page.
米国環境保護庁（EPA）は2013年12月19日、船舶一般許可（VGP）を施行しました。許可は、全長79フィート（24.08メートル）以上の非レクリエーション船舶に対し、技術的に実行不可能な場合を除き、海水と接触する油分界面すべてで環境適合潤滑剤（EAL）を使用するよう求めています。技術的に実行不可能とは、該当用途に承認済みEAL製品がない場合、またはワイヤーロープのような事前潤滑済み製品の場合を指します。
The U.S. Environmental Protection Agency implemented the 2013 Vessel General Permit (VGP), requiring commercial vessels 24 meters or longer to use environmentally acceptable lubricants (EALs) in equipment that may contact seawater. Nakashima Propeller has published a PDF list of recommended oils for its side thrusters and issues ‘technically infeasible’ letters when compliance is technically impracticable. These measures support the adoption of EALs by the next dry-docking.
Nakashima Propeller Co., Ltd. will exhibit its propellers at the 11th Tamashima Harbor Festival, held in Tamashima, Kurashiki, Okayama Prefecture, on June 6 and 7, 2026. The festival returns after a two-year gap; the previous event was in 2024. It will run from 9 a.m. to 4 p.m. rain or shine, except in heavy rain.