SYSTEM all green source nojima.co.jp queue 12,491 pages p99 latency 184ms dataflirt.com · scraper/nojima-co.jp
RUN · 31 active pipelines · nojima.co.jp live

Nojima data,
at warehouse scale.

We extract product specifications, pricing signals, inventory status, and Nojima Super Point allocations. Delivered as clean JSON, CSV, or Parquet to S3 or Snowflake.

Products extracted
314K /day
Price updates
1.2M /24h
Stock checks
850K /run
Active pipelines
31
Uptime
99.98%
Data Dictionary

Every field we extract from nojima.co.jp

Structured, schema-consistent data across all major object types — delivered clean, typed, and ready to query.

Complete list of extractable fields for Product Listings objects from nojima.co.jp. All fields typed and schema-versioned.

product_idjan_codetitlebrandcategorysub_categoryprice_jpypoints_awardedstock_statusrelease_date
product_listings
● 200 OK
"product_id": "4905524953",
"jan_code": "4905524953214",
"title": "Sony Bravia 4K TV XR-55A80J",
"brand": "Sony",
"price_jpy": 145000,
"points_awarded": 1450,
"stock_status": "In Stock"
# product_idjan_codetitlebrandcategorysub_category
1
2
3

Complete list of extractable fields for Pricing & Points objects from nojima.co.jp. All fields typed and schema-versioned.

product_idbase_pricetax_included_pricepoint_multipliertotal_pointscampaign_namediscount_pctshipping_feeprice_timestamp
pricing_& points
● 200 OK
"product_id": "4905524953",
"base_price": 131818,
"tax_included_price": 145000,
"point_multiplier": 1,
"total_points": 1450,
"shipping_fee": 0,
"price_timestamp": "2023-10-24T08:00:00Z"
# product_idbase_pricetax_included_pricepoint_multipliertotal_pointscampaign_name
1
2
3

Complete list of extractable fields for Technical Specifications objects from nojima.co.jp. All fields typed and schema-versioned.

product_iddimensionsweightpower_consumptionwarranty_periodcolourmodel_numberincluded_accessoriesenergy_rating
technical_specifications
● 200 OK
"product_id": "4905524953",
"dimensions": "123x71x7 cm",
"weight": "15.5 kg",
"power_consumption": "120W",
"warranty_period": "1 Year",
"colour": "Black",
"model_number": "XR-55A80J"
# product_iddimensionsweightpower_consumptionwarranty_periodcolour
1
2
3

Complete list of extractable fields for Inventory & Stores objects from nojima.co.jp. All fields typed and schema-versioned.

product_idonline_stockstore_idstore_nameprefecturelocal_stock_statuspickup_availabledisplay_model_onlylast_checked
inventory_& stores
● 200 OK
"product_id": "4905524953",
"online_stock": true,
"store_id": "NJ001",
"store_name": "Shinjuku West",
"prefecture": "Tokyo",
"local_stock_status": "Low Stock",
"pickup_available": true
# product_idonline_stockstore_idstore_nameprefecturelocal_stock_status
1
2
3

Complete list of extractable fields for Reviews & Ratings objects from nojima.co.jp. All fields typed and schema-versioned.

review_idproduct_idratingreview_titlereview_bodyauthorpost_datehelpful_votesverified_purchase
reviews_& ratings
● 200 OK
"review_id": "REV98123",
"product_id": "4905524953",
"rating": 4.5,
"review_title": "Great picture quality",
"author": "Tanaka",
"post_date": "2023-09-15",
"helpful_votes": 12
# review_idproduct_idratingreview_titlereview_bodyauthor
1
2
3

Capabilities

Everything you need from Nojima — nothing you don't

Our Nojima scraper handles every layer of the platform: product listings, dynamic JPY pricing, point system tracking, and inventory status — with Japan-specific proxy routing and session management built in.

Full Product Data Extraction

Title, JAN codes, description, dimensions, weight, and every metadata field Nojima surfaces — scraped at the product level.

JPY Price Tracking

Capture base price, tax-included price, shipping fees, and discount percentages — timestamped per crawl.

Nojima Super Points

Extract point allocations, multipliers, and campaign-specific point bonuses to calculate true effective pricing.

Inventory Monitoring

Track online stock availability and physical store inventory status across all prefectures.

Appliance Specifications

Extract detailed technical specs including power consumption, warranty periods, and energy ratings.

Japan Geo-Targeting

Bypass geo-restrictions using high-quality Japanese residential IP pools to ensure consistent access.

Category Hierarchy

Map Nojima's full electronics taxonomy from primary categories down to specific sub-categories.

Campaign & Coupon Tracking

Monitor time-limited sales, manufacturer campaigns, and coupon eligibility windows.

Review Mining

Extract review text, star ratings, helpful vote counts, and verified purchase flags.

Scheduled Diffs

Run continuous pipelines with change-detection diffing to only receive updated records.

// engagement pipeline

From product list to warehouse record

Brief in. Clean data out.

Define Scope
d 0

Provide JAN codes, category URLs, or keyword sets. We design the extraction schema together.

Pipeline Build
d 2–4

We configure Scrapy / Playwright crawlers, JP proxy rotation, and session management for nojima.co.jp.

Validation & QA
d 4–6

Schema validation, null-rate checks, and price-outlier detection before full launch.

Delivery
ongoing

JSON / CSV / Parquet pushed to your S3 bucket or Snowflake stage on agreed cadence.

Under the hood

How our Nojima pipeline handles the hard parts

Japanese retail scraping introduces unique constraints. Here is how we manage them.

pipeline-monitor · nojima.co.jp · live ● active
// fingerprinting
Identity rotation
TLS fingerprintrandomised
User-agentrotated
IP poolresidential
Challenges blocked0
// pagination
Page coverage
48,291 pages queued running
// observability
Pipeline health
99.9%
uptime
142ms
p99 lat
0.3%
null rate
2
alerts
Geo-restrictions
Japan residential proxy rotation

Nojima heavily restricts access from non-Japanese IP addresses. Our crawlers route traffic exclusively through residential ISP proxies located in Japan to bypass geo-blocking.

Character encoding
Shift-JIS / UTF-8 normalisation

Japanese retail sites frequently mix character encodings. We handle the normalisation of Shift-JIS and UTF-8 to ensure all product titles and descriptions are clean and readable.

Dynamic inventory
Playwright for stock hydration

Store-level inventory is loaded dynamically via JavaScript. We use Playwright to execute these scripts and extract accurate local stock statuses.

Schema stability
Resilient selectors

We employ fallback chains using CSS selectors and XPath to ensure data extraction continues even when Nojima updates its DOM structure.

Change detection
Only re-scrape what has changed

We maintain a hash index of last-seen values per field. Subsequent runs only push diffs, reducing payload size and downstream processing load.

Applications

Who uses Nojima data — and how

Teams across industries use nojima.co.jp data to build competitive products and smarter operations.

01
Price Intelligence

Track JPY pricing against competitors like Yodobashi Camera and Bic Camera to inform pricing strategies.

02
Point System Analysis

Calculate effective product prices by factoring in Nojima Super Points and campaign multipliers.

03
Inventory Forecasting

Monitor stock depth across categories to predict supply chain constraints in the Japanese market.

04
Product Assortment

Map Nojima's catalogue gaps to identify opportunities for new brand introductions.

05
Market Research

Analyze new appliance releases, specifications, and pricing trends in Japan.

06
MAP Monitoring

Track manufacturer pricing compliance and identify unauthorised discounting.

Why DataFlirt

"Nojima's catalogue holds critical pricing and inventory signals for the Japanese electronics market, but extracting it requires localised infrastructure."

Scraping Japanese retail sites introduces unique constraints: strict geo-blocking, complex character encoding, and dynamic point-system calculations. DataFlirt manages the proxy rotation, JavaScript execution, and schema parsing so your team receives clean, normalised data.

Technical Spec

Nojima scraper — technical capabilities

Everything supported by our nojima.co.jp scraper — rendered SPA elements, auth walls, rate-limit evasion and beyond.

JP Residential proxy rotation
ISP-grade residential IPs from Japan — rotated per request
Supported
JavaScript rendering
Full Playwright sessions for dynamic inventory and point calculations
Supported
JAN code extraction
Capture Japanese Article Number codes for accurate product matching
Supported
Nojima Super Points logic
Extract point multipliers and calculate total point allocations
Supported
Store-level inventory
Check stock status across physical retail locations
Supported
Review pagination
Extract full review corpus across all paginated views
Supported
Change detection (diffs)
Hash-based diff: only emit records with changed fields
Supported
Webhook delivery
HTTP POST per record or batch
Supported
User purchase history
Requires authenticated user sessions
Partial
Nojima Premium Member pricing
Gated pricing available only to logged-in premium members
Partial
Infrastructure

Infrastructure powering the Nojima pipeline

Open-source tooling on proven cloud infra — no vendor lock-in, full observability.

ScrapyPlaywrightPython 3.12RedisPostgreSQLApache AirflowAWS LambdaS3CloudWatch2CaptchaCapSolverResidential ProxiesDockerKubernetesGrafanaPrometheus
Scrapy + Playwright Stack

Scrapy handles crawl orchestration and deduplication. Playwright handles JavaScript rendering and dynamic stock hydration. Combined via scrapy-playwright middleware.

JP Residential Proxy Infrastructure

We maintain pools of residential ISP proxies specifically located in Japan. Rotation happens per-request to bypass strict geo-blocking.

Cloud-Native Orchestration

Pipelines run on AWS Lambda and ECS. Airflow handles scheduling and dependency management. All state is stored in managed Postgres.

Output & Delivery

Your data, your destination

Data delivered to where your team already works — no new tooling required.

JSON
Newline-delimited or nested — schema versioned per run
CSV
Flat file with typed columns
XLS
Excel compatible format for business teams
Parquet
Columnar format for BigQuery, Snowflake, Athena
AWS S3
Direct bucket delivery
Webhook
HTTP POST per record for real-time downstream processing
API
REST endpoint for on-demand querying
PostgreSQL
Upsert into your existing schema
S3
Direct bucket delivery — compatible with any data lake
// faq

Common questions.

About nojima.co.jp scraping, legality, and pipeline operations.

Ask us directly →
Is scraping Nojima legal?

Scraping publicly available information from Nojima is generally permissible. DataFlirt targets only public, non-authenticated product, pricing, and review data. We do not extract personal data or circumvent authentication walls.

How do you bypass JP geo-blocking?

We use high-quality residential ISP proxies located in Japan to route all requests, ensuring consistent access to nojima.co.jp without triggering geographic restrictions.

Can you extract JAN codes?

Yes. We extract Japanese Article Number (JAN) codes for all products where available, enabling accurate cross-referencing with other retailers.

Do you calculate effective prices with Nojima Super Points?

Yes. We extract base prices, tax, point multipliers, and bonus campaigns to provide the data necessary to calculate true effective pricing.

How fresh is the inventory data?

Pipelines can be configured to run at hourly or daily cadences depending on your specific requirements for inventory freshness.

Can you track physical store stock?

Yes. We can extract store-level inventory status across all Nojima retail locations in Japan.

What is the minimum viable engagement?

Our packages start at a defined product list or category set with weekly delivery. Contact us with your use case for a scoped quote.

$ dataflirt scope --new-project --source=nojima.co.jp ready

Tell us what
to extract.
We do the rest.

20-minute scoping call. Pilot dataset within the week. Production within two. From one-off category extracts to continuous price tracking across the Japanese electronics market. Tell us what you need.

hello@dataflirt.com · Bengaluru · IST · typical reply < 4h
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