The trade fair "House reform fair" held on July 14th to 15th, and 3Di Co., Ltd. (my office) exhibited.
This event is the event that carpenter and an engineering firm open a store.
An automatic tatami mat weaving machine
On the other hand, the tatami craftsman who makes a tatami mat with human power
3Di Co., Ltd. gave a "the virtual house exhibit space" demonstration.
Here is the demonstration video.