Jade Leaf vs Kanbayashi Shunsho Matcha: 2026 Comparison
Jade Leaf sources from Kagoshima and Uji, Japan while Kanbayashi Shunsho sources from Japan, giving each brand a distinct terroir and flavor profile. On price, Jade Leaf is $0.47/g less expensive per gram ($0.45/g vs $0.92/g).
Verdict by Axis
No single overall winner is declared. The better choice depends on which axis matters most to you.
Price per gram
Jade Leaf
Jade Leaf is $0.47/g cheaper ($0.45/g vs $0.92/g).
Testing transparency
Jade Leaf
Jade Leaf is Tier 2 vs Unrated for Kanbayashi Shunsho. Lower tier number means more disclosure.
Published lead level
Tie / indeterminate
Neither brand has published a numeric lead value. Cannot compare.
Origin
Tie / indeterminate
One or both brands have not publicly disclosed their leaf origin region.
Organic certification
Tie / indeterminate
Both brands hold organic certification (ORGANIC and ORGANIC). Tie.
Side-by-Side Spec Table
| Field | Jade Leaf | Kanbayashi Shunsho |
|---|---|---|
| Origin | Kagoshima and Uji, Japan | Japan |
| Grade | Ceremonial | Ceremonial |
| Price per gram | $0.45/gBetter | $0.92/g |
| Transparency tier | Tier 2 | -- |
| Publishes numeric COA | No | No |
| Third-party tested | YesBetter | No |
| Organic certification | ORGANIC | ORGANIC |
| Lead (published) | Not publicly published (checked June 21, 2026) | Not publicly published (checked June 27, 2026) |
| Cadmium (published) | Not publicly published (checked June 21, 2026) | Not publicly published (checked June 27, 2026) |
| Arsenic (published) | Not publicly published (checked June 21, 2026) | Not publicly published (checked June 27, 2026) |
| Mercury (published) | Not publicly published (checked June 21, 2026) | Not publicly published (checked June 27, 2026) |
| Pesticide tested | No | No |
| Last verified | June 21, 2026 | June 27, 2026 |
Origin
Grade
Price per gram
Transparency tier
Publishes numeric COA
Third-party tested
Organic certification
Lead (published)
Cadmium (published)
Arsenic (published)
Mercury (published)
Pesticide tested
Last verified
Heavy Metals and Safety Disclosure
Neither Jade Leaf nor Kanbayashi Shunsho has published numeric heavy metal values as of the last verification dates (June 21, 2026 and June 27, 2026 respectively). Without published ppb values, independent verification is not possible.
| Metal | Jade Leaf | Kanbayashi Shunsho |
|---|---|---|
| Lead | Not publicly published (checked June 21, 2026) | Not publicly published (checked June 27, 2026) |
| Cadmium | Not publicly published (checked June 21, 2026) | Not publicly published (checked June 27, 2026) |
| Arsenic | Not publicly published (checked June 21, 2026) | Not publicly published (checked June 27, 2026) |
| Mercury | Not publicly published (checked June 21, 2026) | Not publicly published (checked June 27, 2026) |
Source: brand-published COAs and independent test results. Values are from specific batches and dates. Absence of published data does not indicate safety or danger. Last verified: Jade Leaf June 21, 2026, Kanbayashi Shunsho June 27, 2026.
Price Comparison
Jade Leaf is $0.47/g cheaper than Kanbayashi Shunsho ($0.45/g vs $0.92/g, a 51% difference). At 30 servings per month, that is approximately $28/month in savings.
Detailed Analysis
Testing Transparency
Jade Leaf states that it tests its products but has not published numeric results publicly. No public testing statement has been found for Kanbayashi Shunsho as of the last verification date.
Origin and Sourcing
Jade Leaf sources from Kagoshima and Uji, Japan and Kanbayashi Shunsho sources from Japan. Different growing regions produce distinct flavor profiles: Uji matcha tends toward sweet umami, Kagoshima toward fresh and grassy, and Yame toward rich and complex. Neither region is objectively superior.
Which Should You Buy?
If testing transparency is your priority: Jade Leaf (Tier 2) discloses more than Kanbayashi Shunsho (Unrated). If price per gram is your priority: Jade Leaf is the more affordable option at $0.45/g.
Frequently Asked Questions
Is Jade Leaf or Kanbayashi Shunsho cheaper?
Jade Leaf is cheaper at $0.45/g vs $0.92/g per gram, a difference of $0.47/g. Prices verified as of 2026-06.
Does Jade Leaf publish lab results?
Jade Leaf states that it tests its products but has not published numeric results publicly as of June 21, 2026.
Does Kanbayashi Shunsho publish lab results?
No public testing statement or COA has been found for Kanbayashi Shunsho as of June 27, 2026.
Which is third-party tested: Jade Leaf or Kanbayashi Shunsho?
Jade Leaf is third-party tested. Kanbayashi Shunsho does not have a confirmed third-party testing status as of the last verification date.
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.