くい丸 List of Products and Services

【Rich Track Record】 Sales have surpassed 10 million units! Used in many iconic locations in Japan, including the Tōkaidō Shinkansen, Mount Fuji, and Meiji Shrine. 【Difficult to Remove and Safe】 The Kui Maru has been confirmed to have excellent support strength through joint research with universities. 【Quick Installation】 It can be directly driven into asphalt, which helps shorten the construction period. Additionally, installation does not require qualifications and can accommodate various equipment from manual driving to pile drivers. 【Reusable】 The Kui Maru features a unique double-end sealed structure that has won a Good Design Award, allowing removed piles to be reused multiple times. This not only saves costs but also contributes to CO2 emission reduction. 【Rust-Resistant Galvanized Products Available】 We offer a lineup of rust-resistant hot-dip galvanized single pipes (only in 48.6mm diameter). 【Choice of Thickness and Length】 In addition to the most popular single pipe size (48.6mm), we offer seven thickness options: 27.2/31.8/34.0/38.1/42.7/48.6/60.5mm. Lengths can be selected in increments of 10cm, from a minimum of 0.3m to a maximum of 4m. 【Completely Domestic Production System】 The Kui Maru is made in Japan, from materials to manufacturing, ensuring peace of mind.

• Piles, caissons, sheet piles