Cost of Living and Price Reports from Tokyo, Japan. You can download the Excel list of items+prices I posted.

English translation of the monthly report "Retail prices of major products in Tokyo" published by Tokyo Metropolitan government can be downloaded also.

Table of Contents of Statistics/Rankings/Graphs is here.

Changes in the Prices of Tuna in Japan, 1970-2014

Japanese government reports the Consumer Price Index monthly.

Many kinds of fish are sold in the market and those fish are main items of the Consumer Price Index. The government researches the price of tuna every month. The following data presents the changes of the price indexes of tuna from 1970 to 2014, if the price of 2010 is taken as 100.

The tuna price in 1985 was already almost same as the current price.

f:id:nbakki:20150630123901p:plain

Year Index (2010 = 100) Price of 100g tuna (yen)
1970 33.4 128
1971 39.8 152
1972 41.8 160
1973 46.7 178
1974 56.8 217
1975 68.0 260
1976 73.1 279
1977 80.5 308
1978 77.9 298
1979 83.8 320
1980 91.6 350
1981 92.7 354
1982 101.0 386
1983 96.9 370
1984 98.7 377
1985 103.1 394
1986 99.0 378
1987 98.0 374
1988 97.6 373
1989 103.0 393
1990 108.0 413
1991 109.6 419
1992 110.4 422
1993 112.0 428
1994 111.7 427
1995 110.8 423
1996 111.5 426
1997 113.7 434
1998 112.9 431
1999 113.4 433
2000 111.3 425
2001 109.4 418
2002 106.9 408
2003 105.7 404
2004 100.4 384
2005 97.5 372
2006 100.7 385
2007 103.0 393
2008 105.5 403
2009 102.2 390
2010 100.0 382
2011 98.9 378
2012 99.3 379
2013 97.2 371
2014 103.7 396

The next figure shows the changes in the prcies of 100g tuna between 1970 and 2014.

f:id:nbakki:20150630125113p:plain

Source is Statistics Bureau. 消費者物価指数 (CPI) 結果

www.stat.go.jp/data/cpi/historic.htm

www.e-stat.go.jp/SG1/estat/Csvdl.do?sinfid=000011288549

Related Topics

Table of Contents of Statistics/Rankings/Graphs is here.

In terms of the cost of living information, you can download the Excel price list of goods I posted.

English translation of the monthly report "Retail prices of major products in Tokyo" published by Tokyo Metropolitan government can be downloaded also.