Aoi Seicha vs Midori Spring

Aoi Seicha sources from Uji, Japan while Midori Spring sources from Shizuoka, Indonesia, giving each brand a distinct terroir and flavor profile. On price, Aoi Seicha is $0.10/g less expensive per gram ($0.83/g vs $0.93/g).

Verified using public brand and product information.Last verified: Aoi Seicha June 27, 2026, Midori Spring June 27, 2026.

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At a Glance

Aoi Seicha

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Origin: Uji, Japan
Grade: Premium
Price per gram: $0.83/g
Organic: ORGANIC
Testing: No public testing information found
Last verified: June 27, 2026

Midori Spring

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Origin: Shizuoka, Indonesia
Grade: Ceremonial
Price per gram: $0.93/g
Organic: ORGANIC
Testing: Publishes COA (non-numeric)
Last verified: June 27, 2026

Key Differences

Price per gram

Better value

Aoi Seicha

$0.83/g

Midori Spring

$0.93/g

Aoi Seicha is $0.10/g less per gram (11% difference).

Origin

Different

Aoi Seicha

Uji, Japan

Midori Spring

Shizuoka, Indonesia

Aoi Seicha sources from Uji, Japan. Midori Spring sources from Shizuoka, Indonesia. Different growing regions produce distinct flavor profiles.

Testing transparency

More transparent

Aoi Seicha

No public testing information found

Midori Spring

Publishes COA (non-numeric)

Midori Spring discloses more testing information. Lower transparency tier means more public disclosure.

Which Should You Choose?

Choose Aoi Seicha if:

You want the lower price per gram

Choose Midori Spring if:

Testing transparency is important to you

Either may work if:

You want organic ceremonial matcha

Heavy Metal Testing

Aoi Seicha

No published numeric heavy metal results found.

Last checked June 27, 2026.

Midori Spring

Numeric heavy metal results are publicly available.

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: Aoi Seicha June 27, 2026, Midori Spring June 27, 2026.

Full Comparison

Highlight differences onlyShow unavailable fields

Attribute	Aoi Seicha	Midori Spring
Origin and Production
Origin	Uji, Japan	Shizuoka, Indonesia
Grade	Premium	Ceremonial
Country	Japan	Indonesia
Region	Uji	Shizuoka
Price and Value
Price per gram?	$0.83/g	$0.93/g
Price as of	2026-06-27	2026-06-27
Organic Certification
Organic status	ORGANIC	ORGANIC
Testing and Transparency
Testing transparency	--	Publishes COA (non-numeric)
Publishes numeric lab results	--	--
Third-party testing disclosed	--	Yes
Pesticide testing	--	Yes
Published lead test result	No published results found (checked June 27, 2026)	135 ppm
Published cadmium test result	No published results found (checked June 27, 2026)	No published results found (checked June 27, 2026)
Published arsenic test result	No published results found (checked June 27, 2026)	No published results found (checked June 27, 2026)
Published mercury test result	No published results found (checked June 27, 2026)	No published results found (checked June 27, 2026)
Last verified	June 27, 2026	June 27, 2026

Frequently Asked Questions

Is Aoi Seicha or Midori Spring cheaper?

Aoi Seicha is cheaper at $0.83/g vs $0.93/g per gram, a difference of $0.10/g. Prices verified as of 2026-06-27.

Does Aoi Seicha publish lab results?

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

Does Midori Spring publish lab results?

Midori Spring publishes some COA data but not at full ppb resolution with a named lab and date. Verified June 27, 2026.

Which is third-party tested: Aoi Seicha or Midori Spring?

Midori Spring is third-party tested. Aoi Seicha does not have a confirmed third-party testing status as of the last verification date.

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Brands with published COA Most transparent brands Brands by origin Steady batch COA

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.