adult nappy of Japan has reached to 150 billion yen in last year (about 11.4billion RMB), the News of the World quote the report of Nihon Keizai Shimbun. The amount was holding the line of baby nappy's market size. The reason of this phenomenon is that in last 5 years, with the rapid increased of old Japanese, the market of adult nappy has expanded about 40%, while to the contrary, the market of baby nappy of this times has reduced about 10%.

The adult nappy's sales volume will be larger than baby nappy's in this year or next year, the Nihon Keizai Shimbun forecasted. According to the last month’s statistics of Japan general affairs department, the old men older than 65 years old has increased 0.8million compared to last year. The population of old men has reached 2.9million, which accounts for 22.7% of total population, especially the women. The old women older than 65 years old accounts for about 25.4% of the total women population. That is to say, every four Japanese women, there is one old man. And the old men are also accounts for 19.9% of total Japanese man. So it is very reasonable that the sales volume of adult nappy will increase so rapidly.

In Japan, old men services, just like adult nappy, are always an important thing, because the aging has reached. So Japan invests a lot of in the old men service market. We should refer to them at this thing.