A study led by UC Riverside highlights significant mental health stigma in Japan, indicating a gap between the need for treatment and the willingness to seek it. High levels of social distancing toward individuals with mental illness may hinder access to care, according to research by Andrew Subica, a UC Riverside professor of social medicine, and Shinichi Nagata of the University of Tsukuba.

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To investigate public perceptions, they surveyed 1,012 Japanese adults using a nationally representative online sample. The study explored dimensions of public stigma, including the perceived seriousness and treatability of mental illness, beliefs about its causes, perceived dangerousness, and desired social distance. The findings were compared with U.S. data from the 2018 General Social Survey.

Published in the International Journal for Equity in Health, the research found that only 54% of Japanese respondents expressed willingness to seek mental health treatment for serious emotional issues, compared to 70% in the U.S. Additionally, 84% of Japanese participants preferred social distance from those with mental disorders, in contrast to 28% of U.S. participants, though Japanese respondents were less likely to deem these individuals as dangerous.

The study also revealed that Japanese respondents were less optimistic about the effectiveness of treatment for mental disorders; approximately 78% believed treatment could help with major depression, while 95% of U.S. respondents held that belief.

Subica noted, "These findings show that mental health stigma can take different forms across cultures and nations. You can't simply take an intervention that works in one country and assume it will work for people somewhere else."

Public health implications suggest that reducing social distance might be more relevant in Japan compared to the U.S., where campaigns often focus on dispelling fears of danger associated with mental illness.

An unexpected aspect of the research was the concept of "mattering," or the belief that one is valued by others. The study found a stronger sense of mattering was linked to a greater willingness to seek treatment in Japan. Factors such as prior treatment experience and beliefs in the effectiveness of treatment also influenced willingness to pursue care. Conversely, a greater desire for social distance and the belief that mental disorders might improve without treatment were linked to decreased willingness to seek help.

Subica remarked on the prominence of mattering in their findings, indicating a need for further exploration of social connection and mattering as factors in treatment engagement. While this study does not establish a causal relationship, it suggests avenues for future research.

The study's context is critical, as Japan faces rising mental health issues, including depression, anxiety, loneliness, and suicide. Despite having ample health care resources, mental health treatment remains underutilized, creating a discrepancy between needs and care access.

Cultural context plays an essential role in understanding these dynamics. Subica pointed out that in Japan, mental illness has historically been viewed as a stigma that can affect not just the individual but the family's reputation. "In some cultures, mental illness isn't seen simply as something that affects one person. It can be perceived as impacting the family's status and reputation. The biggest lesson is that culture matters," he emphasized.

Subica, who has personal ties to Japan, noted the importance of understanding cultural influences on health. His research aims to uncover how these factors affect barriers to care and what can be done to facilitate treatment engagement.