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[Delayed] Annual Securities Report From April 1 2025 To March 31 2026 (115th Fiscal Term)
2026.09.30
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Products & Services
Information on New Products
High-Strength Steel Products
PC steel bars
Pre-grout PC steel bar
NEJIBON®
NAPP method (hollow PC steel bars)
Bi-prestressing construction method
ULBON 1275 high-strength shear reinforcement
ULBON spiral shear reinforcement for cast-in-place piles
Cap ten pile method of semi-rigid connections for cast-in-place
Double Stark®
ULBON deformed PC steel bar
ITW®
Ball screw shaft material
Profile ITW® (Square ITW)
Pre-hardened steel
Induction Heat Treatment Service
Automobile Parts
Construction Machinery Parts
Industrial Machine Parts
Integrated Processing
N-Tubrack® (Hollow rack bars)
Front-fork inner tubes
Slewing bearings
Partial Diameter Enlargement (Jikuhidai) Processing
Manufacturing of Induction Heating Equipment
Quenching equipment for constant-velocity joint (CVJ)
Quenching equipment for PHV motor parts
Quenching equipment for small parts
Hardening and tempering equipment for piston rods
Quenching equipment for shoes
One-shot quenching equipment for slewing bearing gears
Horizontal heat treatment equipment
Quenching equipment for large shafts
General-purpose upright quenching equipment
Quenching capacity measuring device
Other Applications
Slot lamination tape (for leaky coaxial cable)
Technical Information
Induction Heat Treatment Technology
Induction heat treatment (quenching and tempering) technology
W (Double)-Tei® (Stabilized and low) distortion technology
W-Eco® (Double-Eco) Technology
Heat treatment quality monitoring technologies
Non-oxidizing quenching
Surface modification technology centered on high-frequency heat treatment
“SRIQ®” Low-deformation induction contour hardening technology
"WIQ®" Double-hardened layer high-frequency hardening technology
“PALNIP": highly functional through synergy with nitriding
Wire Heat Treatment & Processing Technology
Al dente shaped bar steel (Surface-layer softened steel)
Localized high-strength steel
Unfinished pre-hardened steel
Profile wire steel
Plasticity Processing (Cold Sequential Forming)
Cold Incremental Forming Process
Jikuhidai® Processing
Induction-heating equipment manufacturing technology
High-Frequency Power Supply Manufacturing Technology
SiC Power Supply Technology
Heating coil design and manufacturing technologies
CAE Technology
Induction Heat Treatment Simulation Technology
CAE Analysis throughout Manufacturing Processes
Analysis and testing technology for metallic materials
Analysis and Testing Equipment
Database of Heat Treatment Features
Intellectual Property and Literature Information
Intellectual Property Rights
Technical Descriptions
Technical Descriptions（Before 2018）
Papers
IR Information
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Message from Management
Mid-term Management Plan
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Business and Other Risks
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[Delayed] Annual Securities Report From April 1 2025 To March 31 2026 (115th Fiscal Term)
2026.09.30