Frontier Co-op vs Marukyu-Koyamaen
Frontier Co-op sources from Japan while Marukyu-Koyamaen sources from Uji, Japan, giving each brand a distinct terroir and flavor profile. On price, Frontier Co-op is $1.02/g less expensive per gram ($0.11/g vs $1.13/g).
At a Glance
Frontier Co-op
- Origin
- Japan
- Grade
- Premium
- Price per gram
- $0.11/g
- Organic
- ORGANIC
- Testing
- No public testing information found
- Last verified
- June 27, 2026
Marukyu-Koyamaen
- Origin
- Uji, Japan
- Grade
- Ceremonial
- Price per gram
- $1.13/g
- Organic
- Not certified
- Testing
- No public testing information found
- Last verified
- June 24, 2026
Key Differences
Price per gram
Better valueFrontier Co-op
$0.11/g
Marukyu-Koyamaen
$1.13/g
Frontier Co-op is $1.02/g less per gram (90% difference).
Origin
DifferentFrontier Co-op
Japan
Marukyu-Koyamaen
Uji, Japan
Frontier Co-op sources from Japan. Marukyu-Koyamaen sources from Uji, Japan. Different growing regions produce distinct flavor profiles.
Organic certification
CertifiedFrontier Co-op
ORGANIC
Marukyu-Koyamaen
Not certified
Frontier Co-op holds organic certification. Marukyu-Koyamaen does not have a publicly confirmed organic certification.
Testing transparency
More transparentFrontier Co-op
No public testing information found
Marukyu-Koyamaen
No public testing information found
Marukyu-Koyamaen discloses more testing information. Lower transparency tier means more public disclosure.
Which Should You Choose?
Choose Frontier Co-op if:
- You want the lower price per gram
- Organic certification matters to you
Choose Marukyu-Koyamaen if:
- Testing transparency is important to you
Heavy Metal Testing
Frontier Co-op
No published numeric heavy metal results found.
Last checked June 27, 2026.
Marukyu-Koyamaen
No published numeric heavy metal results found.
Last checked June 24, 2026.
Source: brand-published COAs and independent test results. Values are from specific batches and dates. The absence of published data does not indicate safety or danger. Last verified: Frontier Co-op June 27, 2026, Marukyu-Koyamaen June 24, 2026.
Full Comparison
| Attribute | Frontier Co-op | Marukyu-Koyamaen |
|---|---|---|
| Origin and Production | ||
Origin | Japan | Uji, Japan |
Grade | Premium | Ceremonial |
Country | Japan | Japan |
Region | -- | Uji |
| Price and Value | ||
Price per gram? | $0.11/g | $1.13/g |
Price as of | 2026-06-27 | 2026-06 |
| Organic Certification | ||
Organic status | ORGANIC | -- |
| Testing and Transparency | ||
Testing transparency | -- | -- |
Publishes numeric lab results | -- | -- |
Third-party testing disclosed | -- | -- |
Pesticide testing | -- | -- |
Published lead test result | No published results found (checked June 27, 2026) | No published results found (checked June 24, 2026) |
Published cadmium test result | No published results found (checked June 27, 2026) | No published results found (checked June 24, 2026) |
Published arsenic test result | No published results found (checked June 27, 2026) | No published results found (checked June 24, 2026) |
Published mercury test result | No published results found (checked June 27, 2026) | No published results found (checked June 24, 2026) |
Last verified | June 27, 2026 | June 24, 2026 |
Frequently Asked Questions
Related comparisons
All data in this comparison is sourced from publicly available COAs, brand websites, and independent test results. Every safety data point carries its source and last-verified date. Steady Matcha does not conduct or claim ownership of third-party test results for other brands. Brand information changes: verify current status before purchasing.