Hiroshima: Population Decline Ranking

All 31 municipalities in Hiroshima ranked by Population Decline.

Top municipalities in Hiroshima by population decline: 1. Akioota (-54.9%), 2. Jinsekikougen (-53.7%), 3. Etajima (-53.3%).

Rank	Municipality	Pop. (2025)	Change 2020–2050
1	Hiroshima Akioota	5,039	▼ -54.9%
2	Hiroshima Jinsekikougen	7,267	▼ -53.7%
3	Hiroshima Etajima	19,716	▼ -53.3%
4	Hiroshima Takehara	21,739	▼ -51.5%
5	Hiroshima Shoubara	29,598	▼ -46.6%
6	Hiroshima Oosakikamijima	6,484	▼ -45.4%
7	Hiroshima Fuchuu	33,367	▼ -44.8%
8	Hiroshima Akitakata	24,694	▼ -44.1%
9	Hiroshima Sera	13,721	▼ -42.0%
10	Hiroshima Kure	191,584	▼ -39.8%
11	Hiroshima Mihara	83,881	▼ -37.8%
12	Hiroshima Kumano	22,440	▼ -34.8%
13	Hiroshima Kitahiroshima	15,912	▼ -34.8%
14	Hiroshima Ootake	24,648	▼ -34.5%
15	Hiroshima Miyoshi	46,559	▼ -33.1%
16	Hiroshima Onomichi	120,215	▼ -33.0%
17	Hiroshima Mashiasakita	130,188	▼ -31.9%
18	Hiroshima Saka	12,015	▼ -21.8%
19	Hiroshima Hatsukaichi	111,833	▼ -17.7%
20	Hiroshima Mashihigashi	115,430	▼ -17.0%
21	Hiroshima Mashiaki	72,319	▼ -16.8%
22	Hiroshima Fukuyama	440,422	▼ -16.8%
23	Hiroshima Kaita	30,063	▼ -14.4%
24	Hiroshima Mashinishi	184,895	▼ -14.0%
25	Hiroshima Fuchuu	51,172	▼ -13.0%
26	Hiroshima Hiroshima	1,171,915	▼ -12.8%
27	Hiroshima Mashisaeki	137,737	▼ -11.4%
28	Hiroshima Mashiminami	143,467	▼ -9.2%
29	Hiroshima Higashihiroshima	198,502	▼ -8.7%
30	Hiroshima Mashiasaminami	243,729	▼ -6.1%
31	Hiroshima Mashinaka	144,150	▼ -3.4%