HyperV® sole which has amazing grip and one of most anti-slip ability in the world.

Ryuji Harada

Product development division

Amazing anti-slip rubber sole which optimize your performance

"We should eradicate slip accident in workplace like factories and food industries." HyperV rubber sole was developed by the wish. The biggest feature is amazing grip not only on common floor but also floors covered by oil or water.The ability reached top class in the world and has anti-slip ability for all directions, and it will work only when taking weight. Now the shoes sole is used not only for safety-work shoes but also each sports.



We NISSHIN RUBBER developed this "HyperV" inovative rubber sole.

Originally this sole was developed for workers in factories, restaurant and high place work covered water and oil.


Anti-slip for all directions.

Special V shape made the amazing-grip possible for all direction vertical、horizontal、and diagonal.

The patented technological V shape was developed by JIKA-TABI(Ninja shoes) manufacture.

The anti-slip ability of HyperV was realized by the shape structure. The idea was inspired by our Japanese traditional work shoes JIKA-TABI which has high grip ability and transmit your power directly. Repeat improvement over and over again in order to realize grip ability on water and oil and HyperV was completed after 10 years.


Anti-slip standard of Japanese safety shoes.
Class Coefficient of kinetic friction
1 0.05〜0.10
2 0.10〜0.15
3 0.15〜0.20
4 0.20〜0.30
5 0.30〜


The grip ability is 2.5 times higher than the common.

Hyper V sole cleared most high level5 ability which Japan safety work laboratory stipulate, and the ability is work even on the floors covered by water oil, and soap.

High quality sole from Japan manufacture.

HyperV sole is operated by NISSHIN RUBBER from development to manufacturing. Our engineer teem develops the mixture of the rubber so we can keep producing high quality. Our laboratory can check not only grip ability but also durability and resistance to deterioration etc. Then we can supply high quality to the world.



Durability meets the need from hard work place.

Photo shows HyperV sole which had used on aerial work.Only parts (bending and heel) which press steel frame are worn out. Ability of HyperV is highly admired by many users in high risky work place.

Original compound which is developed by our engineers.

Amazing grip ability of HyperV sole was realized by synthesize many kings of materials and pattern of special V shape.



Smooth transition from static friction to kinetic friction.

Common rubber soles shoes have large fluctuation ( = slip ) when it transit from static friction to kinetic friction. HyperV sole has smooth fluctuation of friction curve.

Individual types which applied Hyper V.

We developed not only shoes which has anti-slip ability on water. The representative is “HyperV studless sole”. It has high grip performance on ice and snow by its original compound and special staircase shape. It is made by only soft materials so never heart floors. The products is attachment type and you can use with many kind of shoes.

Kinya Oota

Sales division

For competitive foot gear which made with players.

The point we cannot compromise in making JIRIKI is listen players needs and carry the development forward incorporating it. The best mechanical design and the point we should update. The improvements are over 10 times. The 1st model of JIRIKI is bike trial shoes which take 1 and half year from planning to complete. Now we continue to listing users voice in order to develop much more better model.

Bike trial shoesJIRIKI JKB-#1


Mechanical design which developed from zero in order to improve the performance in bike trial.

JIRIKI bike trial shoes is Japan’s first specialized shoes which consolidate riders opinions to the detail. The asymmetry design protect ankle from crank and realized high mobility. The belt improves hold and risk of shoelace rolling in. For sole feeling sensitivity, the sole hardness and thickness is adjusted closely. High durability rubber textile is used for toe which most damaged. Breath well mesh upper.

Power lifting shoesJIRIKI JKP-#1


Thin shoe sole which transmit your power directly and grab the floor.

JIRIKI power lifting shoes is Japan’s first specialized shoes for power lifters. The biggest feature is 7mm thin shoe sole which can feel grab the floor. It can transmit power directly to floor and support power lifters. Also the special design prevent position aberration of foot in shoes and power loss.

"JIRIKI" is footgear brand which has amazing grip.

Support players from their foot with unparalleled grip performance.

JIRIKI is footgear brand which support players from their foot with one of most anti-slip rubber sole "HyperV". Now we are producing footgear for bike trial and power lifting. We are managing from development to manufacture by our self. Because of the quality, many top player and world class ranker are using this footgear in order to maximize their power from their foot. Amazing grip shoes "JIRIKI" will realize the aspiration.

Specialized to various kinds of bike action, it is developed from new material, design, pattern.


Developed as maximizing power of challenger who push the envelope.The points are feeling like grab the floor and amazing grip.


Concentration of know-how cultivated in traditional Jika-Tabi and own patented material technology.

NISSHIN RUBBER CO.,LTD. (est 1932) is originally a safety, work shoes maker which started its history from Jika-Tabi in Okayama Japan.
All together we have focused on development of rubber material and with long time development, we own original technology and complete number of patented rubber like "HyperV". Know-how of Jika-Tabi which transmit power directory, and patented amazing grip rubber sole. These combination is the feature of JIRIKI.

Orijin of the name is from oriental thinking.

Originally, JIRIKI is a Buddhism word which means train myself and reach the peak.It is also the name of traditional our Jika-tabi and we use this name for this brand with respect for all players who train themself.

Listing players opinions and pursuing most high performance model.

The birth story of JIRIKI is encounter with a young world ranking bike trial rider.We found many riders of the game using our HyperV work shoes but there is no specialized shoes in Japan.In order to expand the possibility, specialized model development was started. At that time we made sure hearing and monitoring with players. JIRIKI is footgear which maximize players performance develop with players.
In order to reflect many players opinions, we make ambassador shop system and make environment and we can up-date product.

Planning new foot gear with our amazing grip technology.

Now JIRIKI is planning to develop many kind of foot gear. We have "HyperV" which has super grip ability on slippery place covered by water,"HyoerV Studless sole" which has amazing anti-slip on the ice and snow.
We are sure that these technology will make a difference in fishing, surf, mountain torrent sight.