Issue Archive (PDF)

2012
　Vol. 5 No. 1 (January)
　Vol. 5 No. 2 (August)
　Vol. 5 No. 3 (November)

2013
　Vol. 6 No. 1 (March)
　Vol. 6 No. 2 (December)

2014
　Vol. 7 No. 1 (July)
　Vol. 7 No. 2 (November)

2015
　Vol. 8 No. 1 (April)
　Vol. 8 No. 2 (October)

​2016
　Vol. 9 No. 1 (March)
　Vol. 9 No. 2 (August)
​

2017
　Vol. 10 No. 1 (February)

2018​
　Vol. 11 No. 1 (March)
　Vol. 11 No. 2 (December)

2019
　Vol. 12 No. 1 (April)
　Vol. 12 No. 2 (December)

2020
　Vol. 13 No. 1 (September)
　Vol. 13 No. 2 (December)

2021
　Vol. 14 (July)

2022
　Vol. 15 (December)

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Place of publication: Taito-ku, Tokyo, Japan