Summary: Toyama has Japan's fourth-highest average household income, yet its population is shrinking. Dual-income families, an aging population and young people's search for different opportunities explain why. An unexpected Japanese beef-bowl meme provides the final twist.
Toyama Prefecture recorded average annual household income of ¥6.422 million, fourth in Japan, in the 2024 household survey. Average household financial assets stood at ¥17.76 million, fifth nationally.[1] You might picture a place where everyone sleeps on mattresses full of cash.
Yet its estimated population in October 2025 was 986,224, down 9,731 year on year.[2]
The key distinction is simple: prosperous established households do not guarantee the kinds of jobs and lives that young adults want.
1. Household income is not an individual's salary
Two adults earning ¥3.9 million and ¥2.5 million would bring their household to ¥6.4 million. This is an arithmetic illustration, not a measurement of typical Toyama salaries.
In the 2020 census, 58.3% of married-couple households in Toyama had both partners working, versus 51.6% nationally. Toyama ranked fourth. It also had Japan's highest proportion of workers in secondary industries, including manufacturing.[3]
A strong industrial base and two salaries under one roof help explain the figures. Don't turn two paychecks into the imaginary salary of one recent graduate. Likewise, the average financial-assets balance is not the amount every household has saved.
2. Most of the population decline comes from deaths exceeding births
Between October 2024 and September 2025, Toyama's population declined by 9,731:[2]
- Births minus deaths: −9,615
- People moving in minus people moving out: −116
Thus approximately 98.8% of the net decline came from deaths outnumbering births. In October 2025, 33.6% of residents were aged 65 or over, while 10.5% were younger than 15.[2]
This is not evidence that Toyama residents die unusually young. An older population naturally tends to record more deaths in total. Comparing mortality risks across places requires accounting for age.
Think of a video game with most of its characters already in later levels. Adding coins doesn't automatically spawn a new generation.
3. Why do young people leave? Jobs, city life and entertainment
In a 2015 Toyama survey of 115 students who attended university outside the prefecture and hoped to work elsewhere, multiple responses were allowed:[4]
- 53.9% wanted big-city life.
- 51.3% could not find the job or employer they wanted in Toyama.
- 45.2% felt there was too little entertainment.
- 12.2% considered pay relative to living costs better elsewhere.
So “Is there just not much to do?” does capture part of the picture. But this was a small survey over a decade ago, not a measurement of all young people in 2026. More recent prefectural information also identifies out-migration among twenty-somethings for study and work as a challenge.[5]
Industrial employment can be attractive in Toyama. People seeking different specialties, universities, social networks, concerts or easier public transport may prefer major cities. And after studying, working and building relationships outside the prefecture, returning home requires more than simply finding cheaper housing.
The −116 net migration figure covers every age group. Young people can leave while arrivals of other ages partly offset them.
4. How did demographics turn into a cheese beef bowl?
A Japanese conversation about whether the population is mostly elderly can suddenly veer into a misunderstanding around chīgyū. This word comes from cheese gyūdon, a Japanese beef-and-rice bowl topped with cheese. Online, it is sometimes used mockingly to stereotype a supposedly awkward-looking or unsociable man.
The misunderstanding is a punchline, not a demographic finding. Income and migration tables have no category labeled “popular extrovert” or “chīgyū.” Neither moving away nor staying at home reveals someone's personality.
Toyama's households can be relatively prosperous while its population ages and young people pursue opportunities elsewhere. Count incomes and people—don't sort residents by their beef-bowl orders.
References (5)
- https://www.pref.toyama.jp/1117/kensei/kouhou/houdou/zenkokukakei/20260918syotokushisan.html pref.toyama.jp
- https://www.pref.toyama.jp/1117/kensei/kouhou/houdou/jinko/202512jinkogaiyo.html pref.toyama.jp
- https://www.pref.toyama.jp/1117/keizaigeppo/20220915-3.html pref.toyama.jp
- https://www.pref.toyama.jp/documents/8761/01076510.pdf pref.toyama.jp
- https://www.pref.toyama.jp/1021/kensei/kouhou/kouhoushi/kj00016456/2025/kouhou0708-3.html pref.toyama.jp
