Steady Matcha

Marukyu-Koyamaen vs Offshore Tea

Marukyu-Koyamaen sources from Uji, Japan while Offshore Tea sources from Honshu, Japan, giving each brand a distinct terroir and flavor profile. On price, Offshore Tea is $0.23/g less expensive per gram ($1.13/g vs $0.90/g).

Verified using public brand and product information.Last verified: Marukyu-Koyamaen June 24, 2026, Offshore Tea June 27, 2026.
View Marukyu-KoyamaenView Offshore Tea

At a Glance

Marukyu-Koyamaen

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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

Offshore Tea

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Origin
Honshu, Japan
Grade
Latte
Price per gram
$0.90/g
Organic
Not certified
Testing
No public testing information found
Last verified
June 27, 2026

Key Differences

Price per gram

Better value

Marukyu-Koyamaen

$1.13/g

Offshore Tea

$0.90/g

Offshore Tea is $0.23/g less per gram (20% difference).

Origin

Different

Marukyu-Koyamaen

Uji, Japan

Offshore Tea

Honshu, Japan

Marukyu-Koyamaen sources from Uji, Japan. Offshore Tea sources from Honshu, Japan. Different growing regions produce distinct flavor profiles.

Testing transparency

More transparent

Marukyu-Koyamaen

No public testing information found

Offshore Tea

No public testing information found

Marukyu-Koyamaen discloses more testing information. Lower transparency tier means more public disclosure.

Which Should You Choose?

Choose Marukyu-Koyamaen if:

  • Testing transparency is important to you

Choose Offshore Tea if:

  • You want the lower price per gram

Heavy Metal Testing

Marukyu-Koyamaen

No published numeric heavy metal results found.

Last checked June 24, 2026.

Offshore Tea

No published numeric heavy metal results found.

Last checked June 27, 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: Marukyu-Koyamaen June 24, 2026, Offshore Tea June 27, 2026.

Full Comparison

AttributeMarukyu-KoyamaenOffshore Tea
Origin and Production
Origin
Uji, JapanHonshu, Japan
Grade
CeremonialLatte
Country
JapanJapan
Region
UjiHonshu
Price and Value
Price per gram?
$1.13/g$0.90/g
Price as of
2026-062026-06-27
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 24, 2026)No published results found (checked June 27, 2026)
Published cadmium test result
No published results found (checked June 24, 2026)No published results found (checked June 27, 2026)
Published arsenic test result
No published results found (checked June 24, 2026)No published results found (checked June 27, 2026)
Published mercury test result
No published results found (checked June 24, 2026)No published results found (checked June 27, 2026)
Last verified
June 24, 2026June 27, 2026

1 field with no available data are hidden.

Frequently Asked Questions

Is Marukyu-Koyamaen or Offshore Tea cheaper?

Offshore Tea is cheaper at $0.90/g vs $1.13/g per gram, a difference of $0.23/g. Prices verified as of 2026-06-27.

Does Marukyu-Koyamaen publish lab results?

No public testing statement or COA has been found for Marukyu-Koyamaen as of June 24, 2026.

Does Offshore Tea publish lab results?

No public testing statement or COA has been found for Offshore Tea as of June 27, 2026.

Is Marukyu-Koyamaen or Offshore Tea organic?

Offshore Tea holds None certification. Marukyu-Koyamaen does not have a publicly confirmed organic certification as of the last verification date.

Marukyu-Koyamaen full profileOffshore Tea full profileMarukyu-Koyamaen alternativesOffshore Tea alternativesAll brandsAll comparisons

Related comparisons

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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.