School;
of;
Culture;
and;
Science,;
the;
Open;
University;
of;
Japan,;
2-11;
Wakaba,;
Mihama-District,;
Chiba;
261-8586,;
Japan;
of;
Business;
Administration;
and;
Information;
Science,;
Chubu;
University,;
1200;
Matsumoto-cho;
KasugaL;
Aichi;
487-8501,Japan;
of;
Business;
Administration,;
Tokoha;
University,;
325;
OobuchL;
Shizuoka;
417-0801,;
Japan;