Aiya vs Marukyu Koyamaen:Which is more popular?
In September 2026, Marukyu Koyamaen had more branded searches than Aiya among matcha brands worldwide. Marukyu Koyamaen had about 49,500 branded searches, while Aiya had 5,400. Marukyu Koyamaen made up 23.7% of all matcha brand searches we track, and Aiya accounted for 2.6%. When we asked ChatGPT and Google AI Overviews about matcha brands, Marukyu Koyamaen appeared in two of the four answers and Aiya in none.
Who do people search for more?
Marukyu Koyamaen, about 9 searches for every 1 for Aiya
Who does AI mention more?
Marukyu Koyamaen, mentioned in 2 of 4 answers, Aiya in 0
Who does AI recommend more?
Marukyu Koyamaen, the only one of the two named
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Top matcha brands in ChatGPT and Google AI Overviews
In three ChatGPT questions and one Google AI Overview, Marukyu Koyamaen was mentioned in two out of four: in two of the three ChatGPT answers, but not in the Google AI Overview. Aiya did not appear in any of the four answers.
Most recommended by AI
Brands get a higher ranking if they are mentioned earlier in the answers.
Mentioned by AI
Each dot is one answer, filled in when that answer mentions the brand.
Ippodo4 of 4Named in 3 of 3 ChatGPT answersNamed in 1 of 1 Google answers
Naoki3 of 4Named in 2 of 3 ChatGPT answersNamed in 1 of 1 Google answers
Jade Leaf3 of 4Named in 3 of 3 ChatGPT answersNamed in 0 of 1 Google answers- Marukyu Koyamaen2 of 4Named in 2 of 3 ChatGPT answersNamed in 0 of 1 Google answers
Encha2 of 4Named in 1 of 3 ChatGPT answersNamed in 1 of 1 Google answers
Matchaful0 of 4Named in 0 of 3 ChatGPT answersNamed in 0 of 1 Google answers
Rocky’s Matcha0 of 4Named in 0 of 3 ChatGPT answersNamed in 0 of 1 Google answers
ITO EN0 of 4Named in 0 of 3 ChatGPT answersNamed in 0 of 1 Google answers
Aiya0 of 4Named in 0 of 3 ChatGPT answersNamed in 0 of 1 Google answers
Mizuba0 of 4Named in 0 of 3 ChatGPT answersNamed in 0 of 1 Google answers
See every answer about matcha brands
4 answers
Asked ChatGPT
“Which matcha brand should I buy?”
Asked ChatGPT
“What are the best matcha brands?”
Asked ChatGPT
“What's the best matcha brand for making lattes at home?”
Searched Google, AI Overview
“matcha powder”
Google showed no AI Overview for this search.
Searched Google, AI Overview
“best matcha powder”
Brands are shown in the order each answer named them. The survey took place in the United States on October 22, 2026.
Is Aiya or Marukyu Koyamaen more popular in search?
This chart shows how often people search Google for Aiya and Marukyu Koyamaen by name. Each line represents a brand's share of searches for all 12 matcha brands we track, month by month, from English-language searches worldwide.
Share of searches by month for Marukyu Koyamaen, Aiya. The figures are in the table below the chart.
View monthly share of searches table
| Month | Marukyu Koyamaen | Matchaful | Rocky’s Matcha | Ippodo | Naoki | Jade Leaf | ITO EN | Aiya | Mizuba | DoMatcha | Pique | Encha |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Oct 2025 | 22.9% | 22.9% | 10.3% | 22.9% | 4.6% | 5.6% | 3.8% | 2.5% | 2% | 0.33% | 1.4% | 0.72% |
| Nov 2025 | 20.2% | 20.2% | 13.5% | 24.6% | 4.9% | 4.9% | 4% | 2.7% | 2.2% | 0.36% | 1.5% | 0.98% |
| Dec 2025 | 23.6% | 15.8% | 12.9% | 23.6% | 5.8% | 7.1% | 3.9% | 2.6% | 2.1% | 0.42% | 1.4% | 0.91% |
| Jan 2026 | 18.2% | 14.8% | 14.8% | 27.1% | 6.6% | 6.6% | 3.6% | 3% | 2.4% | 0.45% | 1.6% | 0.72% |
| Feb 2026 | 18.2% | 18.2% | 14.9% | 22.3% | 6.7% | 6.7% | 3.6% | 3.6% | 2.4% | 0.88% | 1.6% | 0.88% |
| Mar 2026 | 20.2% | 20.2% | 13.5% | 20.2% | 7.4% | 6.1% | 3.3% | 3.3% | 2.2% | 1.5% | 1.2% | 0.78% |
| Apr 2026 | 20.8% | 17% | 17% | 17% | 9.3% | 6.2% | 3.4% | 3.4% | 2.3% | 1.5% | 1.2% | 0.8% |
| May 2026 | 18.5% | 22.6% | 15.2% | 15.2% | 6.8% | 10.1% | 3% | 3% | 2% | 1.3% | 1.1% | 1.1% |
| Jun 2026 | 21.4% | 17.5% | 17.5% | 14.3% | 6.4% | 9.6% | 3.5% | 3.5% | 2.3% | 1.3% | 1.3% | 1.6% |
| Jul 2026 | 20.8% | 20.8% | 17% | 13.9% | 7.6% | 7.6% | 3.4% | 3.4% | 2.3% | 1.2% | 1.2% | 0.8% |
| Aug 2026 | 21.1% | 21.1% | 17.3% | 14.1% | 7.7% | 6.3% | 3.5% | 3.5% | 2.3% | 1% | 1.2% | 0.81% |
| Sep 2026 | 23.7% | 23.7% | 15.8% | 13% | 7.1% | 4.7% | 3.9% | 2.6% | 2.1% | 1.4% | 1.4% | 0.76% |
How has the Aiya and Marukyu Koyamaen comparison changed over the last 12 months?
3 findings
- Marukyu Koyamaen was ahead of Aiya in every measured month of the 12 months ending September 2026.
- Across the 12 months ending September 2026, Aiya’s share of searches among matcha brands worldwide moved from 2.5% to 2.6%, and its estimated monthly branded searches moved from 6.6K to 5.4K.
- Across the 12 months ending September 2026, Marukyu Koyamaen’s share of searches among matcha brands worldwide moved from 22.9% to 23.7%, and its estimated monthly branded searches moved from 60.5K to 49.5K.
How did search popularity change for matcha brands worldwide in September 2026?
2 changes
In September 2026, Marukyu Koyamaen gained share of searches among matcha brands worldwide, from 21.1% to 23.7%.
In September 2026, Aiya lost share of searches among matcha brands worldwide, from 3.5% to 2.6%.
How are branded searches counted?
2 search terms
Brandwave collects information about searches that people make online using Aiya’s and Marukyu Koyamaen’s names. When viewed over time, estimated search volumes for these branded terms can be used to understand whether interest in the brands is growing, holding steady, or fading.
Aiya
1 branded search term
- aiya matcha
Marukyu Koyamaen
1 branded search term
- marukyu koyamaen
Other head-to-heads among matcha brands
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