According to the press release of METI on June 29, 2012, METI will start investigation of anti-dumping of Indonesia origin cutsheet, which is typically used for A4 size copy paper. This investigation will be conducted by joint task of MOF and METI based on the Customs Tariff Act. The period is expected as within one year. Once the report verify the anti-dumping result, Japan will impose anti-dumping import duty to Indonesia origin cutsheet.
The anti-dumping investigation is requested by Japanese paper industry consisted by eight major companies. According to them, the cutsheet is exported to Japanese market about 15% lower price than Indonesia market price by two Indonesian companies.
It is not so often anti-dumping investigation is done in Japan, and first time for paper industry in Japan.
More details are referred in: http://www.customs.go.jp/kaisei/kokuji/H24kokuji/H24kokuji0226.pdf