Little Deer Island Trading
Become a Partner

KIWAMI · 極み · The Pursuit of Ultimate

Royal Queen

深红女皇 · Premium Strawberry

Grown from Japanese F1 seedlings under Sino-Japanese expertise in Dandong — China's most celebrated strawberry region. Independently tested. Scientifically proven superior. Now available to Singapore's premium market.

KIWAMI Royal Queen Strawberry
300 Pesticide Items Tested
Zero Residues Detected
116 Aromatic Compounds
#1 Among Japan's Top 5 Varieties
15.6° Brix Sugar Level
Measured in Dandong
89.74% Moisture Content
Highest Among Japan's Top 5
Royal Queen premium strawberries with gift box KIWAMI strawberries in wooden presentation box Royal Queen retail packaging
Pedigree

Bloodline &
Provenance

Royal Queen carries Japan's most prestigious strawberry genetics — licensed for cultivation in China until 2036, and grown under direct weekly collaboration with Japanese strawberry specialists.

🇯🇵
Japanese Heritage

F1 seedlings imported annually from Japan. Tochigi lineage — the heartland of Japan's finest strawberry varieties.

📜
Dual IP Rights

Japan Plant Variety Rights registered 2011. China Plant Variety Rights valid until 2036. Fully protected by law.

🤝
Sino-Japanese Expertise

Japanese strawberry experts join weekly remote sessions and conduct on-site visits at every critical cultivation stage.

🏭
Smart Greenhouse

Dandong IoT vertical greenhouse. Precision climate control, water-fertilizer integration at 95%+ resource efficiency.

Japanese strawberry expert on-site at Dandong greenhouse
"Low acidity, round and deep sweetness, overall magnificent and rich"
— Ajika Ryaku Senryaku Kenkyusho · Japan · February 2024
OriginDandong, Liaoning Province · China's #1 Strawberry Region
SeedlingJapanese F1 · Imported annually · Tochigi lineage
CultivationSmart vertical greenhouse · IoT climate & irrigation control
IP ProtectionJapan (2011) & China Plant Variety Rights (until 2036)
SeasonDecember — April · Peak: January — March
Yield2.0 – 3.0 tonnes per mu
PollinationEcological bee-assisted · No chemical reliance
Expert CadenceWeekly remote review + on-site visits at critical stages
Dandong smart greenhouse rotating elevated cultivation
Third-Party Evidence

Proven Superior
by Science

Independently benchmarked by Japan's most authoritative taste research institute against the 5 most premium Japanese strawberry varieties.

Testing Authority
味香り戦略研究所
Ajika Ryaku Senryaku Kenkyusho · Tokyo, Japan
Taste Sensor · GC/MS · Moisture Analysis · February 2024
Aromatic Compounds Detected
116#1 of 5
Moisture Content
89.74%#1 of 5
Sugar Level Brix (×2 dilution)
5.4°#1 of 5
Umami (鮮味) — fruit freshness
+13.4%#1 of 5
Rear Acidity (後段酸味) — least harsh
−46.4%Lowest
Ketones — round sweet aroma
1.8%#1 of 5

Moisture Ranking · Japan's Top 5 Varieties

Variety Moisture Brix
★ Royal Queen (深红女皇)89.74%5.4°
Amaou · 甜王89.43%4.7°
Tochiaika · 枥爱果88.99%4.0°
Benihoppe · 红颜88.26%4.7°
Amarin · 彩之甘凛87.49%5.4°

Aroma Profile Breakdown

Esters — Fresh Fruity Notes44.9%
Aldehydes — Floral & Green25.8%
Acids — Fruity Foundation13.8%
Ketones — Round Sweet Aroma  #11.8%
Full report available on request.
Independent third-party analysis. Methods: Taste Sensor, GC/MS. Five-variety comparison: Tochiaika, Benihoppe (红颜), Amaou, and Amarin.
IoT farm management platform
IoT Farm Management Platform
Environment monitoring dashboard
Precision Environment Monitoring
Smart irrigation control system
Smart Irrigation Control System

Taste Profile · Radar Analysis

KIWAMI vs. average of Japan's top 5 premium varieties  ·  味香り戦略研究所 · Tokyo · Feb 2024

+4.0 +2.0 0.0 -2.0 -4.0 【複雑さ】 苦味雑味/食(先味) 【まろやかさ】 旨味(先味) 【味の濃さ】 塩味(先味) 【複雑さの余韻】 苦味/食(後味) 【酸味】 酸味B(先味) 【甘味】 差分Brix(%) 平均 (avg of 5 varieties) KIWAMI 深红女皇
Food Safety

Zero Pesticides.
Zero Compromise.

Every batch undergoes a rigorous two-tier testing protocol — daily in-house rapid tests plus monthly independent 300-pesticide panel tests. Every result to date: nothing detected.

Fungicides80–100 items: pyrimidine, metalaxyl, tebuconazole, carbendazim…
Organophosphates40–50 items: dichlorvos, chlorpyrifos, dimethoate, malathion…
Pyrethroids15–20 items: cypermethrin, bifenthrin, deltamethrin…
Carbamates15–20 items: methomyl, aldicarb, carbofuran, carbaryl…
Organochlorines15 items: BHC, DDT isomers, endosulfan, lindane…
Acaricides & Novel Pesticides100+ items: fipronil, abamectin, thiamethoxam, imidacloprid…
Testing Laboratory: Shandong Xinjia Xiang Testing Technology Co., Ltd.
Report No.: Z26020266 · February 2026 (Latest Batch)
Methods: GC-MS/MS + LC-MS/MS · LOD ≤ 0.005 mg/kg
Standards: GB 23200.113-2018 · GB 23200.121-2021 · GB/T 20769-2008
Complete report available upon reasonable request.
300
items tested Zero Pesticides Detected
Brix test result measured on-site in Dandong — 15.6°
Dual-Track Testing Protocol
Daily
In-House Rapid Test
Colloidal gold immunochromatography · 100% batch coverage · Same-day results · Key high-risk pesticides screened first
Monthly
Third-Party 300-Item Panel
Independent certified laboratory · GC-MS/MS + LC-MS/MS · Full 300-compound screen · Detection limit ≤ 0.005 mg/kg
Quality Standard

KIWAMI 6-Tier Grading System

Every berry is weighed, inspected, and assigned a grade — giving distributors a clear, consistent product with flexible options for every retail segment and price point.

Grade Weight / Berry 500g Pack Japan 245g Pack Market Position
SSImperial43 – 50 g126Ultra-premium gift box · Corporate gifting ceiling
SSupreme34 – 42 g148Premium gift box · Seasonal gifting · Private label
ASelect28 – 33 g169High-end retail · Private label daily
BChoice23 – 27 g2011Premium retail · Everyday premium
CStandard18 – 22 g2415Core retail SKU · High-volume standard
DValue≤ 17 g20IQF frozen processing · B2B foodservice · Export
Commercialization Rate
90%
vs. industry average of 70%
QC Process
5-Step
Sort → Weigh → Inspect → Test → Seal
Pack Formats
350g · 500g · 750g
Gift box · Retail · Long-haul cold chain
Weighing Precision
±2g
Electronic scale · Net weight 500g
QC Step 1 — Sorting
01Sort & Pack
QC Step 2 — Weighing
02Weigh & Verify
QC Step 3 — Visual inspection
03Visual Inspect
QC Step 4 — Pesticide testing
04Residue Test
QC Step 5 — Seal & ship
05Seal & Ship
Premium 350g wooden gift box
Gift Box · 350g
Ultra-premium wooden presentation · Corporate & seasonal gifting
Retail 500g pack
Retail Pack · 500g
High-end retail SKU · Everyday premium · Highest volume
750g long-haul shipping pack
Custom Pack · 750g
Long-haul cold chain · Private label · Bulk distribution
Availability Calendar

Season Calendar

Synchronized with Japan's domestic season. Five months of consistent, verifiable supply — with January through March delivering peak flavor and the richest aroma profile.

Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Peak Season
Available
Off Season
Season Opens
December
Smart greenhouse delivers early-season consistency from day one
Peak Quality Window
January — March
Richest flavor · Highest umami · Deepest aroma · Ideal for premium gifting and retail
Season Closes
Late April
Five-month planning window. Consistent supply across the full season — no end-of-season quality dip
Market Proof

Already Trusted
by Premium Markets

Royal Queen has earned its place in Japan's most demanding retail environments — the benchmark that carries directly to Singapore's premium grocery market.

✈️
Narita & Haneda International Airports

Stocked in Japan's premier international airport premium food retail — the highest-traffic luxury gifting environment in Asia and a globally recognized quality benchmark.

🏪
Japan Premium Supermarkets

Listed in Japan's top-tier premium grocery chains where produce standards meet or exceed Singapore's most discerning premium retailers.

📋
Export-Certified Supply Chain

China Certificate of Origin, Phytosanitary Certificate, Japan Import License, Japan Phytosanitary Certificate — all documentation in place and available for Singapore import clearance.

Why Carry Royal Queen

Six Reasons to
Partner With Us

01
Differentiated Product

Japanese IP, China's premier growing region, Sino-Japanese expertise. No other Singapore distributor offers this combination. Stand apart in a crowded premium fruit market.

02
Verified Food Safety

Zero pesticide residues across 300 tested compounds. Monthly third-party laboratory verification. Complete documentation available for any regulatory requirement.

03
Multiple Price Points

6-tier grading means you can serve every segment — from ultra-premium SS imperial gift boxes to high-volume C-grade retail SKUs.

04
Science-Backed Story

#1 moisture content. #1 umami. #1 aromatic complexity. #1 sugar level. All independently verified against Japan's top 5 premium varieties — a retailer's dream narrative.

05
Predictable Season

December through April, every year. A clear five-month planning window for purchasing, promotions, and seasonal retail campaigns.

06
Export-Ready Supply Chain

Already shipping to Japan. All import and phytosanitary documentation in order. IQF frozen option available for flexible B2B foodservice applications.

Ready to Bring Royal Queen to Your Customers?

Little Deer Island Trading is Singapore's dedicated partner for China's finest premium produce. We handle sourcing, quality verification, and logistics — so you can focus on what you do best.

youlinguo@littledeerisland.com 7500A Beach Rd, #04-327 The Plaza, Singapore 199591

LITTLE DEER ISLAND TRADING PTE. LTD. · UEN 202628513R