Highly Satisfying "House Cleaning" Ranking: [I Corporation] Takes First Overall for the First Time (Oricon Customer Satisfaction Survey)

Oricon Inc. (Headquarters: Minato-ku, Tokyo; President and CEO: Ko Koike; Abbreviation: Oricon) announced that its group company, oricon ME Inc., has published the results of the "House Cleaning" customer satisfaction survey. The survey was conducted from a third-party perspective targeting actual service users, and the results were announced on the "Oricon Customer Satisfaction®" official website at 14:00 on Wednesday, April 1, 2026. The ranking results are as follows.

**《TOPICS》**

■ [I Corporation] takes 1st place overall for the first time, highly rated taking 1st place for "Ease of Using the Service" for 3 consecutive years

■ Overall 2nd place [Duskin Service Master / Merry Maids] takes 1st place for the first time in "Support System"
Received the highest evaluation of 97.2% in "Realization of Professional Cleaning Power"

**-Ranking by Cleaning Area-**

■ [Duskin Service Master / Merry Maids] takes 1st place in newly announced "Washing Machine Cleaning", and 1st place for 3 consecutive years in "Bathroom Cleaning"

■ [I Corporation] takes 1st place for the first time in [Kitchen Cleaning] and [Bathroom Cleaning]

This survey was conducted online, targeting 5,211 people nationwide who have used house cleaning services within the past five years.

The services targeted for the survey are 13 services that offer cleaning services using specialized tools for places that are difficult to clean thoroughly with regular cleaning, such as air conditioners, kitchens, and bathrooms.

Based on preliminary surveys and corporate interviews, evaluation items suitable for the service were set, and satisfaction levels were asked for each item. The results were tallied, and rankings were announced in "Overall," "By Evaluation Item," and "By Category" for companies that met the specified number of respondents.

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## ■ [I Corporation] takes 1st place overall for the first time, 1st place for "Ease of Using the Service" for 3 consecutive years

This time, **[I Corporation]** won the 1st place in overall satisfaction for the first time.

By evaluation item, it ranked 1st in two items: "Ease of Using the Service" and "Cost Performance". Among them, in "Ease of Using the Service," which evaluates "ease of application procedures" and "ease of booking," it ranked 1st for 3 consecutive years since 2024, continuing to receive high praise.

Also, in "Cost Performance," where it ranked 1st, there was a particular increase in satisfaction score by +1.6pt from the previous time, resulting in high satisfaction with service quality relative to price from users.

**~ Reviews from users of [I Corporation] ~**

"It seems quite reasonable, but I am very satisfied with the finish and the cost performance is good (Male, 50s)"

"Just because the price is cheap doesn't mean the quality of service is bad; in fact, it was good, so I was glad (Female, 40s)"

"The work was polite and communication was good. The fee was cheap (Female, 60s and over)"

"I have been using them for many years, but I have never felt uneasy, and the quality of service is stable (Female, 60s and over)"

## ■ Overall 2nd place [Duskin Service Master / Merry Maids] takes 1st place for the first time in "Support System"

Overall 2nd place is **[Duskin Service Master / Merry Maids]**. By evaluation item, it ranked 1st in four items: "Clarity of Service," "Customer Service Skills of Staff," "Technical Skills of Staff," and "Support System". Among them, it won 1st place in "Support System" for the first time since the survey started. In the categories, it ranked 1st in two regional categories: "Tokai" and "Kyushu".

In addition, the evaluation from respondents regarding "To what extent were you glad you asked a professional for house cleaning" was summarized into four levels, and the "Realization of Professional Cleaning Power" calculated from the results showed the highest evaluation at 97.2%.

**~ Reviews from users of [Duskin Service Master / Merry Maids] ~**

"After the cleaning, I was bothered by noise when using the ventilation fan, so I contacted them. They came immediately and dealt with it (Female, 60s and over)"

"The finish was so good that it made me think it is best to leave it to the professionals after all (Female, 40s)"

"They can clean detailed areas that are hard to do myself. They have expert knowledge (Female, 60s and over)"

-Ranking by Cleaning Area-

## ■ [Duskin Service Master / Merry Maids] takes 1st place in newly announced "Washing Machine Cleaning", and 1st place for 3 consecutive years in "Bathroom Cleaning"

## ■ [I Corporation] takes 1st place for the first time in [Kitchen Cleaning] and [Bathroom Cleaning]

The ranking by cleaning area is a satisfaction ranking of users who have requested cleaning for each of the 6 areas: "Air Conditioner Cleaning," "Kitchen Cleaning," "Ventilation Fan/Range Hood Cleaning," "Bathroom Cleaning," "Toilet Cleaning," and "Washing Machine Cleaning". The "Washing Machine Cleaning" category is announced for the first time.

As a result, **[I Corporation]** ranked 1st in three items: "Air Conditioner Cleaning," "Kitchen Cleaning," and "Bathroom Cleaning." Notably, it won 1st place for the first time in "Kitchen Cleaning" and "Bathroom Cleaning".

In addition, **[Duskin Service Master / Merry Maids]** ranked 1st in the newly announced "Washing Machine Cleaning," as well as winning 1st place for the first time in "Ventilation Fan/Range Hood Cleaning," 1st place for 3 consecutive years in "Bathroom Cleaning," and 1st place for 2 consecutive years in "Toilet Cleaning."

▽ Ranking by Evaluation Item

▽ Ranking by Category

**《Survey Overview》**

■ Ranking announcement date: 2026/04/01 ■ Survey sponsor: oricon ME Inc. ■ Survey method: Internet survey

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**2026 Oricon Customer Satisfaction® Survey House Cleaning**

■ Number of samples: 5,211 ■ Required number of people: 100 or more ■ Number of surveyed companies (services): 13

■ Survey period: 2025/12/04-2025/12/22, 2024/11/15-2024/11/25, 2023/11/17-2023/11/27

■ Definition: Companies that meet all of the following conditions:

1) Handles services that clean places that are difficult to clean thoroughly with regular cleaning, such as air conditioners, kitchens, and bathrooms, using specialized tools.

2) Falls under either a or b:
a) Expanded in 4 or more regions out of the 8 regional classifications: Hokkaido / Tohoku / Kanto / Koshinetsu & Hokuriku / Tokai / Kinki / Chugoku & Shikoku / Kyushu & Okinawa *
b) Expanded in 2 or more regions out of the 3 major regions of Kanto / Tokai / Kinki *
However, housekeeping services and house cleaning matching services are excluded.
* Regional rankings are an exception to this.

■ Survey targets Gender: Unspecified Age: 18-84 years old Region: Nationwide

Conditions: People who meet all of the following conditions:
1) Have used house cleaning within the past 5 years.
2) Were involved in selecting the operator and the requested service.
3) Actually placed an order and were present at the cleaning site on the day.

■ URL: https://life.oricon.co.jp/rank-house-cleaning/

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