Ranking
What is compared: The municipal subsidy per dose for the first dose (around age 1) of the mumps vaccine (optional vaccination) (FY2026). Municipalities where you pay ¥0 at the counter are ranked first Unit: yen/dose
How we compare, and notes
The figures were checked on each municipality's official page around October 11, 2026. "See notes" marks places where the official page has not caught up with the latest revision, or where different conditions make a like-for-like comparison impossible; details are in each municipality's entry. Kodaira City not yet covered. Before applying, always check the official page.
Details and sources
1Chiyoda CityFree, 2 dosesChecked on official page
Children from age 1 to March 31 of the fiscal year before entering school can receive both doses for free.
1Katsushika CityFree, 2 dosesChecked on official page
For both the first dose (while age 1) and the second dose (in the fiscal year before entering elementary school), the city subsidizes the same amount as the vaccination fee, so it is free. Vaccinations at institutions other than participating medical institutions in the city are not covered.
1Shibuya CityFree, 1 doseChecked on official page
Children aged 1 to 3 can receive 1 dose fully subsidized. Screening forms are not mailed, so book directly with a designated medical institution in the city.
1Toshima CityFirst dose free, second dose ¥3,000Checked on official page
The first dose (from age 1 to the day before the third birthday) is free. For the second dose (in the year before elementary school entry), the city subsidizes ¥3,000.
1Hachioji CityFree (2 doses)Checked on official page
The mumps vaccine is the city's own program; children can receive 2 doses for free between age 1 and before elementary school entry. Vaccination is at individual vaccination medical institutions in the city.
6Minato City¥7,000/dose, 2 dosesChecked on official page
Using the city's screening form reduces the vaccination fee by ¥7,000 per dose, and you pay the difference. Between age 1 and the fiscal year before elementary school entry, the city subsidizes up to 2 doses not yet received.
7Hinohara Village¥5,918/dose (1 dose)Checked on official page
For children aged 1 to under 7 who have not had mumps and have not yet been vaccinated, the village subsidizes ¥5,918 per dose (village's list of subsidy programs). The village's mumps information page (2018) says 1 dose can be received free at Hinohara Clinic.
8Adachi City¥4,000/dose, 1 doseChecked on official page
For children from the day before the first birthday to the day before the second birthday, the city covers ¥4,000 of the vaccination fee. There is no subsidy for the second dose (in the final kindergarten year).
8Chuo City¥4,000/dose, 2 dosesChecked on official page
The city subsidizes ¥4,000 per dose (it is not free). The first dose can be given from age 1, and the second in the fiscal year before elementary school entry.
8Nakano City¥4,000/dose, 2 dosesChecked on official page
For children from age 1 to before elementary school entry, the city subsidizes ¥4,000 per dose for up to 2 doses per child. If received outside the city, you can claim after paying in full.
8Suginami City¥4,000/dose, 1 doseChecked on official page
For children from age 1 to March 31 before elementary school entry, the city subsidizes ¥4,000 for 1 dose. Children who have already had mumps are not eligible.
12Chofu City¥3,600/dose, 1 doseChecked on official page
For children aged 1 to under 2, the city subsidizes ¥3,600 of the ¥6,600 vaccination fee, so 1 dose can be received for ¥3,000 out of pocket.
13Arakawa City¥3,500/dose, 2 dosesChecked on official page
From April 1, 2026, the subsidy increased from 1 dose to 2 doses. The city subsidizes ¥3,500 per dose from age 1 to March 31 of the year the child enters elementary school.
13Kita City¥3,500/dose, 1 doseChecked on official page
For children from age 1 to March 31 of the year they enter elementary school, the city subsidizes ¥3,500 for 1 dose. Households on public assistance and others are fully covered by public funds when vaccinated at a partner medical institution in the city.
13Taito City¥3,500/dose, 2 dosesChecked on official page
For children from age 1 to the end of March before entering elementary school, the city subsidizes ¥3,500 per dose for up to 2 doses. Vaccinations outside the city are fully out of pocket.
16Bunkyo City¥3,000/dose, 2 dosesChecked on official page
For children aged 1 or older and before elementary school entry, the city subsidizes ¥3,000 per dose for up to 2 doses. At the counter you pay the difference between the vaccination fee and ¥3,000.
16Edogawa City¥3,000/dose, 2 dosesChecked on official page
At age 1 and in the fiscal year before elementary school entry, the city subsidizes up to ¥3,000 per dose for up to 2 doses. It is fully subsidized for public assistance recipients.
16Itabashi City¥3,000/dose, 2 dosesChecked on official page
The city subsidizes ¥3,000 for 1 dose each at age 1 (until the day before the second birthday) and in the year before elementary school entry (final kindergarten year) (2 doses in total).
16Meguro City¥3,000/dose, 2 dosesChecked on official page
From April 1, 2026, eligibility was extended to ages 1 to 6 (before elementary school entry), and the subsidy became 2 doses. It is ¥3,000 per dose. Households on public assistance and others are fully subsidized.
16Nerima City¥3,000/dose, 1 doseChecked on official page
For children from age 1 to the day before the third birthday, the city subsidizes ¥3,000 for 1 dose. It is free for public assistance recipients.
16Ota City¥3,000/dose, 2 dosesChecked on official page
For children aged 1 to 6 (before elementary school entry), the city subsidizes ¥3,000 for up to 2 doses when received at a partner medical institution in the city.
16Setagaya City¥3,000/dose, 2 dosesChecked on official page
For children from age 1 to before elementary school entry, the city subsidizes ¥3,000 per dose for up to 2 doses.
16Shinagawa City¥3,000/dose, 2 dosesChecked on official page
For children from age 1 to the end of the fiscal year before elementary school entry, the city subsidizes ¥3,000 per dose for up to 2 doses. Vaccination is at contracted medical institutions in the city.
16Sumida City¥3,000/dose, 2 dosesChecked on official page
For children from 12 months old to before elementary school entry, the city subsidizes ¥3,000 per dose for up to 2 doses. The screening form arrives from the city in the month before the child's first birthday month.
16Inagi City¥3,000/dose (up to 2 doses)Checked on official page
The mumps vaccine is subsidized up to ¥3,000 per dose per child, for up to 2 doses. The first dose is for children aged 1 to under 2, and the second for children in the final kindergarten year at least 2 years after the first dose. Vaccination is at designated medical institutions in the city.
16Mizuho Town¥3,000/dose (1 dose)Checked on official page
For children aged 1 to under 6 who have not had mumps, the town subsidizes up to ¥3,000 for 1 vaccination.
27Komae City¥2,700/dose, 1 doseChecked on official page
Children aged 1 to under 2 receive a subsidy of ¥2,700 per dose and can be vaccinated for ¥3,000 out of pocket (the city's unit price for vaccination is ¥5,700).
28Kunitachi City¥1,000/dose, 2 dosesChecked on official page
For children from age 1 to before entering elementary school, the city subsidizes ¥1,000 per dose for up to 2 doses. Vaccinations on or after October 1, 2025 are covered.
−Koto CityNo information on the city's pageSee notes
The optional vaccination subsidies listed on the city's vaccination page are for children's flu, HPV vaccine for males, and revaccination after bone marrow transplants and similar; there is no information on a mumps subsidy. It also does not say there is no subsidy.
−Shinjuku CityOut-of-pocket ¥3,000, 1 doseChecked on official page
Children can receive 1 dose for ¥3,000 out of pocket between age 1 and the fiscal year before entering elementary school. The screening form arrives in the latter part of the month the child turns 11 months old.
−Akiruno CityNoneNo program (checked on official page)
In the city's vaccination information, the only subsidy for children's optional vaccinations is for flu; there is no subsidy for the mumps vaccine.
−Akishima CityOut-of-pocket ¥3,000, 1 doseChecked on official page
Children aged 1 to under 3 can receive 1 dose for ¥3,000 out of pocket at designated medical institutions in the city. The city sets not a subsidy amount but the out-of-pocket amount, so it is not ranked.
−Fuchu CityNoneNo program (checked on official page)
Fuchu City's page on its own vaccinations does not list a mumps subsidy, and the vaccination page on the city's official website also has no information on a subsidy.
−Fussa CityNoneNo program (checked on official page)
The city's vaccination page says optional vaccinations other than those set by the Immunization Act are paid out of pocket, and there is no information on a mumps subsidy.
−Hamura CityNoneNo program (checked on official page)
The children's vaccination information says optional vaccinations are fully out of pocket, and there is no subsidy for the mumps vaccine.
−Higashikurume CityOut-of-pocket ¥2,000, 1 doseChecked on official page
With a subsidy from the Higashikurume Medical Association, children from age 1 to the day before the second birthday can receive 1 dose for ¥2,000 out of pocket at designated medical institutions in the city. The subsidy is from the medical association, not the city, and the subsidy amount is not given.
−Higashimurayama CityNoneNo program (checked on official page)
The city's page says the mumps vaccination is optional and asks you to contact participating medical institutions about the fee. There is no information on a city subsidy.
−Higashiyamato CityNoneNo program (checked on official page)
The city's page says optional vaccinations such as mumps are fully paid out of pocket. Mumps is not in the list of optional vaccinations with city subsidies (flu, HPV for males, etc.).
−Hino CityNoneNo program (checked on official page)
The children's vaccination page on the city's official website has no information on a city subsidy for the mumps vaccine (optional vaccination).
−Hinode TownNoneNo program (checked on official page)
In the town's vaccination information, the only subsidy for children's optional vaccinations is for flu; there is no subsidy for the mumps vaccine.
−Kiyose CityNoneNo program (checked on official page)
In the city's vaccination list, the mumps vaccine is presented as a vaccination paid privately (fully out of pocket).
−Koganei CityOut-of-pocket ¥3,500, 1 doseChecked on official page
Children aged 1 to under 2 can receive 1 dose for ¥3,500 out of pocket at designated medical institutions. The city sets not a subsidy amount but the out-of-pocket amount, so it is not ranked.
−Kokubunji CityNoneNo program (checked on official page)
The city's list of children's vaccinations does not include a subsidy for the optional mumps vaccination.
−Machida CityNoneNo program (checked on official page)
The mumps vaccine is optional, and the city says the cost is fully out of pocket. There is no information on a city subsidy.
−Mitaka CityOut-of-pocket ¥3,000, 1 doseChecked on official page
Children aged 1 to under 2 can receive 1 dose for ¥3,000 out of pocket at partner medical institutions in the city. The city shows not a subsidy amount but the out-of-pocket amount.
−Musashimurayama CityOut-of-pocket ¥3,000, 2 dosesChecked on official page
From April 2026, children can receive 1 dose each at age 1 to under 2 and in the year before elementary school entry, for ¥3,000 out of pocket. The city shows not a subsidy amount but the out-of-pocket amount, so it is not ranked.
−Musashino CityOut-of-pocket ¥2,500, 1 doseChecked on official page
Preschool children aged 1 and over can receive 1 dose for ¥2,500 out of pocket at designated medical institutions in the city. The city shows not a subsidy amount but the out-of-pocket amount.
−Nishitokyo CityOut-of-pocket ¥3,100, 1 doseChecked on official page
Children aged 1 (until the day before the second birthday) can receive 1 dose for ¥3,100 out of pocket at designated medical institutions in the city. The city shows not a subsidy amount but the out-of-pocket amount.
−Okutama TownNoneNo program (checked on official page)
The town's children's vaccination information lists only routine vaccinations; there is no subsidy for the mumps vaccine.
−Ome CityNoneNo program (checked on official page)
The "subsidy programs for optional vaccinations" in the city's vaccination list include only HPV for males and pediatric flu; there is no mumps subsidy.
−Tachikawa CityNoneNo program (checked on official page)
The city's vaccination list does not include a subsidy for the optional mumps vaccination.
−Tama CityNoneNo program (checked on official page)
The mumps vaccine is optional, and the city says the vaccination fee is fully out of pocket. There is no information on a city subsidy.