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A Simple Way to Liven Up Year-End Family Gatherings: Keep One CHACCARD at Home

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What Is CHACCARD? — A Quick Guide to Why It’s Perfect for Year-End Gatherings

CHACCARD is a card-sized multi-tool that fits easily into a wallet or business card holder.
During year-end family gatherings—when everyone keeps saying “Can you help with this?”—it delivers both practical usefulness and instant conversation value.

Card Size, Zero Carry Burden (W55.7 × H91 × D8.7mm)

  • Nearly the same size as a credit card, it slips neatly into a pocket or card case.
  • Easy to take out and use right when you need it—perfect for those “right now” moments.
  • Takes up almost no space, making it ideal to keep one permanently at your parents’ home.

Versatile Functions for Indoors and Outdoors

  • Saw: Trim small branches or thin wood—great for quick yard or DIY tasks.
  • Plane: Shave wood to create tinder (feather sticks).
  • Fire striker & rod: Create sparks for ignition—perfect for backyard BBQs or campfires.
  • Cord cutter: Cleanly cut strings, zip ties, or decorative cords.
  • Bottle opener & can opener (Standard version only): Instantly useful for home parties and New Year’s drinks.

Note: Because blades and sparks are involved, children should only use it under adult supervision and in safe outdoor environments.

Standard vs. Indigo Metal — Choose by Use Case

Standard CHACCARD

  • Includes bottle opener and can opener.
  • Ideal for homes with frequent parties and bottled drinks.

Indigo Metal CHACCARD

  • Includes a flathead screwdriver (no bottle opener).
  • Features metal dyed with natural indigo from Tokushima.
  • Available in three patterns: HONOO, HANABI, TSUCHIME—each piece is unique.
  • Combines strong utility with a distinctive, gift-worthy appearance.

Summary:
Simply taking it out while saying “Want me to help?” instantly becomes a talking point.
From indoor tasks to backyard fires and BBQs, CHACCARD covers it all.

10 Easy Ways CHACCARD Becomes the Icebreaker at Family Gatherings

  1. Adjust decorative cords for New Year ornaments.
  2. Open year-end gift boxes and packages.
  3. Open bottled drinks smoothly (Standard version).
  4. Prepare quick snacks from canned food (Standard version).
  5. Make small DIY stands or photo holders.
  6. Demonstrate sparks while sharing stories with grandparents.
  7. Let kids watch feather-stick making (hands-on by adults only).
  8. Tighten loose furniture or toys (Indigo Metal).
  9. Finish gift wrapping neatly.
  10. Play one-minute mini challenges for fun group participation.

Five Safety Rules

  • Never let children handle it alone.
  • Create sparks outdoors on heat-resistant surfaces.
  • Never point blades toward people.
  • Wipe dry and store after use.
  • Prioritize safety even during photos or videos.

Backyard BBQs & Balcony Fire Time During the Holidays

Even in your backyard or on a balcony, a little ingenuity is all it takes to enjoy an outdoor vibe. With CHACCARD, one card handles everything—from preparation to being the center of attention.

Saw for Trimming Small Branches & Fire Starting (Flint & Ferro Rod)

  • Cutting small branches down to palm-sized pieces with a saw helps the fire catch more steadily.
  • Strike the flint and ferro rod to throw sparks onto jute or cotton tinder. For safety, children should only watch—adults handle the tool.

Feather Sticks with a Plane — How to Make Fire Starting Fun

  • Shaving the surface of wood lightly with a plane creates curled shavings known as feather sticks.
  • Use well-dried wood for smoother ignition. Pile the shavings loosely in the center and aim the sparks to ignite.

Quick Adjustments with the Indigo Metal Flathead Screwdriver

  • If you notice loose screws on a windscreen or grill, quickly tighten them with the Indigo Metal flathead screwdriver.
  • Reducing wobble improves both safety and heat stability.
  • Note: The standard model does not include a screwdriver. Instead, it features a bottle opener and can opener.

Fire Starting & Storage Tips on Windy Days

  • Do not place people or flammable items downwind. Sparks can travel farther than expected.
  • Keep sparks low, working over a heat-resistant mat or metal tray.
  • After use, wipe dry, let it cool completely, then store it away from moisture and out of children’s reach.

Apartment Rules, Neighbor Consideration & Fire Safety Prep

  • Open flames on balconies may be prohibited by building rules. Always check first.
  • Be mindful of odors, smoke, time of day, and wind direction.
  • Keep extinguishing water, a damp towel, and heat-resistant gloves nearby. Confirm full extinguishment before packing up.

Small Touches for Better Photos

  • Shoot the ignition moment from a slightly rear diagonal angle to capture sparks beautifully.
  • Arrange feather sticks in a fan shape to add depth to photos.

Crowd-Pleasing Mini Games & Activities for Family Gatherings

Spark Challenge (Outdoor Only)

Prep: Heat-resistant mat (or metal tray), water, work gloves, stopwatch.
Rules: Adults only. Compete to produce the cleanest sparks within one minute.
Tip: Fix the striker angle and pull the rod diagonally backward in a smooth, long motion.
Safety Zone: Keep a 1.5 m radius clear of flammables and small children.

Feather Stick Beauty Contest

Goal: Compete on shape, lightness, and uniformity of feather sticks.
Scoring: (1) Thin curls (2) Consistent width (3) Overall appearance.
Tip: Follow the wood grain with light, repeated strokes.

1-Minute DIY: Perfect Cord Trimming

Task: Trim shimenawa, mizuhiki, or gift cords without crossing the line.
Tool: Jute cord cutter.
Judging: Clean edges and speed. Great for photo moments.

Bottle Opener Relay (Standard Model)

Flow: A opens the bottle → B serves → C photographs the label → D leads the toast.
Purpose: Get everyone involved naturally. Non-alcoholic drinks welcome.

Note: Indigo Metal does not include a bottle opener.

“Perfect Tighten” Time (Indigo Metal)

Task: Adjust one loose point on folding chairs or appliance stands using the flathead screwdriver.
Scoring: Reduced wobble + time.
Note: Avoid over-torque. Turn once in the loosening direction before tightening for better seating.

Photo & Short-Video Tips (Angles & Safety)

Angles: Sparks—backlit, rear diagonal / Feathers—top-down flat lay.
Background: Dark, solid tones highlight sparks and indigo metal color.
Safety: Film from the side, prioritize hands—don’t lean in.

Universal Safety Rules for All Games

  1. Children observe only (hands-on with guardian supervision).
  2. Outdoor use on heat-resistant surfaces; keep water ready.
  3. Afterward, wipe dry, cool completely, store out of reach.

Which One to Choose? Standard vs. Indigo Metal Comparison

Here’s a quick-reference comparison table to start with.

ItemStandard CHACCARDCHACCARD Indigo Metal
Extra FunctionsBottle opener, can openerFlathead screwdriver
DesignSimple, function-firstIndigo-dyed metal (Indigo Metal)Patterns: HONOO / HANABI / TSUCHIME
SizeW55.7 × H91 × D8.7 mmW55.7 × H91 × D8.7 mm
Best UseHomes with frequent bottle drinks; instant hit as a host giftHomes with frequent small adjustments (screws); design-focused gifts
Shared ScenesTabletop tasks during family visits; canned snacksGarden BBQ gear adjustments; fixing wobbly furniture
For People WhoWant to “set the tone for a toast”Love tools and beautiful textures

A Little More on the Functional Differences

Standard Edition:
With a bottle opener and can opener, it excels at creating the perfect moment for a toast. If your home often serves bottled beer or local sodas, this is the obvious choice.

Indigo Metal:
The flathead screwdriver lets you quickly fix minor looseness in chairs or grills. The JAPAN BLUE metal, dyed using a traditional technique that develops character with use, offers a true one-of-a-kind appeal.

If You’re Unsure, Use This Guide

  • Home drinking & mood-maker → Standard Edition
  • Tool lover who cares about looks → Indigo Metal
  • Both situations → Keep the Standard Edition at your family home, and carry the Indigo Metal yourself

Note: Both versions share the saw, plane, fire starter (flint & striker), and cord cutter.
The only difference is “bottle/can opener” vs. “flathead screwdriver.”

Why It Earns Its Reputation — Craftsmanship by Tenken Industry

When someone asks, “Where did you get that?” at a year-end gathering, there’s a story you can proudly tell.

Hand-Finished by Craftsmen in Seki, Gifu — the City of Blades


Founded in 1926 in Seki, Tenken Industry hand-finishes each piece, adjusting the fine “fit” to within 0.1 mm.
That precision is why gripping, shaving, and striking all feel so satisfying.

Comfort Born from ‘Fit’ Technology


The precision honed through tweezers and hair-removal tools lives on in this card-sized tool.
Angles, spring tension, and subtle bends—areas impossible to fully standardize—are optimized by skilled hands, creating a fit that makes first-time users say, “This feels different.”

Tsubame-Sanjo × Seki — Division of Labor That Delivers (Standard Edition Saw)


The saw is produced by a long-established maker in Tsubame-Sanjo, Niigata.
Their century-old blade know-how ensures reliable cutting even at card size.

Indigo Metal × Seki — The Beauty and Durability of JAPAN BLUE


Indigo Metal is dyed with natural indigo using a unique metal-dyeing process.
Each piece is layered by hand, resulting in a truly one-of-a-kind finish.
Available patterns: HONOO, HANABI, TSUCHIME.
As it’s used, the character deepens. Indigo is also known for deodorizing and antibacterial properties, helping keep it clean over time.

The Pride of Seki, One of the World’s Great Blade Centers


From swordsmiths onward, the spirit of “never breaking, never bending, cutting well” lives on.
Tenken Industry carries this DNA into modern tools, balancing professional-grade function with everyday usability.

In Short:
CHACCARD’s reputation isn’t just about looks.
It’s the precision, sharpness, and careful finishing inside that let you recommend it with confidence at year-end gatherings.

The Right Way to Give It — Gifts & Host Presents

Ideas by Family Type

  • Families with children:
    Add a safety note: “Spark demos are fun outdoors, but always with an adult.”
    Indigo Metal is also appreciated for quick furniture adjustments.
  • Multi-generation households:
    Choose the Standard Edition—it makes you the instant bottle-opener hero and handles canned snacks with ease.
  • Single households or tool-loving parents:
    Pick a favorite Indigo Metal pattern (HONOO / HANABI / TSUCHIME).
    The one-of-a-kind feel resonates strongly.

Simple Wrapping That Gets a Reaction

  • Use a slim envelope or card-case style wrap for the “Is this a card?” surprise.
  • Include a business-card-size usage list:
    Saw / Plane / Fire Starter / Cord Cutter
    • Bottle & Can Opener (Standard) or Flathead Screwdriver (Indigo)
  • Add a pocket-size heat mat or work gloves to elevate it to a thoughtful gift.

Message Card Examples

For home drinkers (Standard Edition):
“Cheers to a great year—let’s pop the first one with this.
Please handle blades and sparks with care; wipe dry after use.”

For tool & outdoor lovers (Indigo Metal):
“Tighten the little things at year’s end.
This Indigo Metal has a pattern found nowhere else—enjoy how it ages.”

For families (Both):
“Spark shows and feather sticks for smiles this year.
Outdoor use only, safety first—kids watch, adults handle.”

Basic Care & Storage

  • Wipe dry after use
  • Let it fully dry before storing
  • Store in a low-humidity place, ideally in a case or pouch
  • Keep out of children’s reach
  • For Indigo Metal, avoid abrasive washing; use a soft cloth to preserve the finish

FAQ

Q1. Can I use the fire starter indoors?
A. Outdoor use is recommended. Sparks and fine particles make indoor use unsuitable.

Q2. Is balcony use okay?
A. Check building rules first. Even if allowed, mind wind, timing, and neighbors.

Q3. Can I carry it on planes or trains?
A. Follow transport and security rules. Restrictions may apply; check in advance.

Q4. Can minors use it?
A. Only with adult supervision. Adults handle sparks and blades; children observe.

Q5. Is it hygienic near food?
A. Wipe with alcohol before/after use. Handle sharp can edges with gloves or cloth.

Q6. Which version suits my home?
A. Bottles & drinks → Standard.
Adjustments & aesthetics → Indigo Metal.

Q7. How do I maintain it?
A. Dry wipe, full drying, low-humidity storage. Gentle care for Indigo Metal.

Summary — One Card That Brings People Together

CHACCARD creates both usefulness and conversation at year-end gatherings.

  • From indoor tasks to garden BBQs and campfires
  • Standard Edition shines at toasts with its opener functions
  • Indigo Metal excels at quick fixes and stands out as a JAPAN BLUE gift

One for your family home, one as a host gift.
“Useful, enjoyable, and proudly shareable”—that’s CHACCARD by Tenken Industry.

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よくいただくご質問

チャッカードのサイズはどのくらいですか?

チャッカードは名刺やクレジットカードのサイズ感で、手のひらにすっぽり収まるコンパクトなデザインです。
サイズ:W:55.7mm × H:91.0mm × D:8.7mm
重さ:82g

どんな素材を使用していますか?

ケースの本体は強化樹脂を使用しており、鋸の刃物の部分と鉋は炭素工具鋼鋼材(SK鉄材)を使用して硬度を増すために高温で焼入れ加工しております。ストライカーは高級ナイフにも使用する高耐食性の丈夫なステンレス鋼を使用。

チャッカードの耐久性は?

チャッカードは、品質と耐久性にこだわっています。強度な樹脂素材に精密な設計を施し、アウトドア環境でも充分に使える仕様になっております。長く使用して頂くポイントは、商品に付属の各メンテナンス事項を参考にしてください。

チャッカードは防水ですか?

チャッカードは軽い雨程度なら水に濡れても問題ありません。ただし、刃物部分は錆びる可能性があるので、使用後は乾いた布などでしっかり拭いてください。

チャッカードの安全性についてどのような対策がされていますか?

チャッカードは安全性に配慮されています。チャッカードは全ての機能がケース内から落ちたり、はみ出したり、誤って開くことがないよう収納部はしっかりと収まるよう固定され、誤った使用を防ぐ仕組みとなっています。

CHACCARD(チャッカード)の使い方

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