The origin of hobby of 「消しゴムはんこ Keshigomu Hanko」(rubber/eraser stamp) is in Japan.
The specific name of this hobby 「消しゴムはんこ Keshigomu Hanko」started by Hinodewashi Co., Ltd which is the company originally producing and making of Rubber Boards in Japan.
The rubber/eraser you are using for carving stamps are called 「はんけしくん Hankeshikun」.
Hinodewashi Co., Ltd is the first company produced a rubber board especially for the Stamps-Carving.
The first rubber board was invented in year 1995 collaborated and produced with the Stamps-Carving artist Ms. Nancy Seki; After that, the company keeps producing variety of products by collaborating with “Stamps-Carving Artists”.