Using a data set for all sumo wrestlers in the post-World War II period, this paper investigates how wrestlers’ body mass index (BMI) is associated with wrestlers’ winning rate and absence rate. Further, the effect of BMI is compared between an early period (before the emergence of foreign...

Based on prefecture-level panel data from Japan for 2010 and 2012, this paper investigates how the 2011 Fukushima nuclear accident influenced the body mass index (BMI) of students aged between 5 and 17 years old. A differences-in-differences approach was used to show that (1) students’ BMIs...

The Great Hanshin-Awaji (Kobe) earthquake in 1995 has had a significant detrimental effect on the economic conditions of southern-central Japan. However, the earthquake also led people to acknowledge the importance of the many volunteer activities in Japan at that time. Using a large sample of...

A Japanese General Social Survey is used to re-examine how voluntary giving is associated with inequality aversion, and how the relationship differs between high- and low-income groups. This paper also investigates how social capital influences that relationship. The key findings are that (1)...

High school baseball is very popular in Japan. All games of the high school baseball tournaments are publicly broadcasted. This paper hypothesizes that high school baseball influences the happiness level of the Japanese. Individual level data in Japan was used to test this hypothesis. The key...

The Japanese Professional Football League (J-league) was established in 1993. Based on individual level data, this study investigated how emergence of the league affected Japanese people playing football using the differences-in-differences method. The following main findings were obtained. (1)...

This paper attempts to ascertain the determinants of watching anime in Japan based on individual-level data from Japan. In particular, this study investigates how adults are influenced by the existence of their children. After controlling for individual characteristics, it was found that people...

Based on survey data from Japan, empirical results show that stock prices in the graduation year of university students are negatively associated with the probability that those individuals will consider suicide many years after graduation.

This paper explores how and the extent to which social capital has an effect on the damage resulting from natural disasters. It also examines whether the experience of a natural disaster affects individual and collective protection against future disasters. There are three major findings. (1)...

Using individual data from Japan, this paper investigates how a neighbor’s immobility is associated with individual investment in social capital. It is found that local homeownership has a positive effect on individual investment and that this effect for individual homeowners is about 2.5...