"TSUBAMESANJO KOUBA NO SAITEN" provides you the scene of the manufacturing at Tsubamesanjo.


Category METAL PROCESSINGOpen 26・27・28Workshop -Area SHIMODA

ARIMOTO SEISAKUSHOEstablished in 1952. Integrated manufacturing of various parts and finished products from pure titanium outdoor products to SUS304 stainless steel vases. The company excels at press working and spatula drawing, in which a single sheet of plate is stretched to its limit.


KOUBA tour

Friday, October 27 – Saturday, October 28, 2023

You can visit the factory while it is in operation.

(Scheduled Times) (1) 9:00-9:30 (2) 9:20-9:50 (3) 10:10 – 10:40 (4) 10:30 – 11:00 (5) 10:50 – 11:20 (6) 11:10 – 11:40 (7) 11:30 – 12:00 (8) 13:00 – 13:30 (9) 13:20 – 13:50 (10) 13:40 – 14:10 (11) 14:00 – 14:30 (12) 14:20 – 14:50 ⑬15:10 – 15:40 ⑭15:30 – 16:30
*Each session is limited to 5 participants, and each session lasts about 30 minutes.


Experience / Workshop

Friday, October 27 – Saturday, October 28, 2023

Original titanium cube box making: (1) 9:00 – (2) 9:20 – (3) 9:40 – (4) 10:20 – (5) 10:40 – (6) 11:00 – (7) 11:20 – (8) 11:40 – (9) 13:00 – (10) 13:20 – (11) 13:40 – (12) 14:00 – (13) 14:20 – (14) 14:40 – (15) 15:20 – (16) 15:40
Titanium mug making experience: 9:00 – 15:30
Every 30 minutes. Priority given to those with reservations. If there is space on the day, the experience is available.
Blasting experience: Available at any time.

(1) Making an original titanium cube BOX
Experience spot-welding a titanium cube box and laser-engraving a design of your choice on the lid
(2) Making a titanium mug
Spot welding a handle on a titanium mug made by an outdoor maker at a desired position
(3) Blasting experience
Spraying glass beads to transfer your favorite illustration on a small stainless steel plate

Making an original titanium cube box: 20 persons
Titanium mug making experience (220m/450m titanium mug): 11 persons
Titanium mug making experience (300m titanium mug): 8 persons
Blasting experience: 20 persons

Making an original titanium cube box: 500 yen
220m titanium mug: 2,970 yen
300m titanium mug: 3,190 yen
450m titanium mug: 3,520 yen
Small plates for blasting experience: Free of charge
Factory manager’s hand-polished premium small plates (first 5 customers): 500 yen

Advance reservations are accepted from EMAIL : [email protected]. Reservations can be made up to 2 days prior to the desired date of the experience. Reservations can be made by phone (0256-46-3081) anytime between 9:00 and 17:00 on weekdays.
Children of elementary school age and younger may experience the program with a parent or guardian.
Pregnant women and those who use a pacemaker will be asked to modify some of the experiences.
The outdoor manufacturer’s logo is already engraved on the titanium mug.

Address1397-74 Ogibori, Sanjo, Niigata 955-0151, Japan
Parkingabout 10 cars
Google Maps

Notes & Rules

KOUBA Tours and Experiences have age and clothing restrictions. Please be sure to read the following in advance.


Those under junior high school age must be accompanied by a guardian. (Please refrain from attending if you are a preschooler.)

Those under the drunkenness of alcohol are not allowed to participate.

Please follow the instructions of the staff in KOUBA.

Please never touch the equipment or products in KOUBA.

Smoking is completely prohibited in KOUBA.

Before taking photos, please get permission from each KOUBA staff. And, please refrain from using flash.

In advance, please check reservations is required or not.

KOUBA has a limited capacity, so if you have more than 10 people, please contact each KOUBA in advance.

About clothes

Please wear clothing that is no problem even if it gets dirty and shoes that are easy to move.

Please refrain from wearing sandals, high heels, platform shoes, etc. They may cause you falling.

Please refrain from wearing skirts or baggy clothing as there is a risk of getting caught in the machine.

Visit by car

When coming to KOUBA by car, please use each KOUBA parking area or a nearby temporary parking area.

Please note that you may not be able to use the parking area if it is full.

If you do not follow the rules above, we may refuse your participation. Additionally, the organizer and each KOUBA will not take any responsibility for any accidents caused by your fault within the factory.
We appreciate your understanding and cooperation in order to ensure a safe tour and experience.