Keychron K3 Japan JIS Layout Keyboard Quick Start Guide

Skip to content

Spring Sale is live! Enjoy up to 25% off here

Search

Search Log in Cart

All Products
All Products

Close
Keyboard

Q
Max Pro Standard

K
Max Pro Standard

V
Max Standard

HE Series

Mice

M Series

G Series
100%

96%

80%

75%

65%

60%

Type

2.4 GHz Wireless

Compact

Ergonomic

Full Metal

Hot Swappable

ISO Layout

Magnetic Switch

QMK Launcher

Shine-through

Slim Mechanical

South-Facing RGB

Southpaw

Ultra-slim

Wireless

Wooden
New Arrivals
Lemokey L5 HE 8K

Pre-order

Keychron Q4 HE

60% Compact

Keychron M7 8K

(8K / 1K Polling Rate)

Keychron K4 HE

96% Compact

Keychron K2 Version 3

75% Compact

Keychron K4 Version 3

96% Compact

Keychron M3 8K

(8K / 4K / 1K Polling Rate)

Keychron K4 Max

96% Compact

Lemokey P1 HE

75% Compact

Keychron Q6 HE

100% Full Size

Keychron K2 HE

75% Compact

Keychron K5 Version 2

100% Full Size Slim

Keychron K10 Version 2

100% Full Size

Keychron K8 Version 2

80% Compact
Keyboards
Keyboards

Close
- Find a keyboard for me
- HE Series
- Q Max
- K Max
- V Max
- B Pro
- K QMK
- Q Pro
- K Pro
- Q Series
- K Series
- V Series
- Lemokey
- C Series & S1
Quickly Choose your keyboard for you

Magnetic Switch

2.4 GHz Wireless

QMK Launcher

Acoustic Foam

Full Metal

2.4 GHz Wireless

QMK Launcher

Gasket

Acoustic Foam

QMK Launcher

Slim Mechanical

2.4 GHz Wireless

Hot swappable

QMK Launcher

2.4 GHz Wireless

Hot swappable

Gasket

Ultra-slim

2.4 GHz Wireless

Compact

QMK Launcher

Wireless

Slim Mechanical

Shine through

Full Metal

Wireless

QMK Launcher

Hot swappable

Gasket

Wireless

QMK Launcher

Hot swappable

Full Metal

QMK Launcher

Hot swappable

Gasket

Wireless

Hot swappable

Shine through

QMK Launcher

Hot swappable

Acoustic Foam

QMK Launcher

2.4 GHz Wireless

Full Metal

Hot swappable

Gasket

QMK Launcher

Hot swappable

Compact

100%

96%

80%

75%

65%

60%

Type

2.4 GHz Wireless

Compact

Ergonomic

Full Metal

Hot Swappable

ISO Layout

Magnetic Switch

QMK Launcher

Shine-through

Slim Mechanical

South-Facing RGB

Southpaw

Ultra-slim

Wireless

Wooden

Magnetic Switch

2.4 GHz Wireless

QMK Launcher

Acoustic Foam

K2 HE

75% Compact

K4 HE

96% Compact

Q1 HE

75% Compact

Q3 HE

80% Compact

Q4 HE

60% Compact

Q5 HE

96%

Q6 HE

100% Full Size

P1 HE

75% Compact

View All

Full Metal

2.4 GHz Wireless

QMK Launcher

Gasket

Acoustic Foam

Keychron Q6 Max

100% Full Size

Keychron Q1 Max

75% Compact

Keychron Q3 Max

80% Compact

Keychron Q5 Max

96%

Keychron Q12 Max

96%

Keychron Q10 Max

75% Compact

Keychron Q2 Max

65%

Keychron Q8 Max

65% Alice

Keychron Q13 Max

96% Alice

Keychron Q14 Max

96% Alice

Keychron Q15 Max

Ortholinear

Keychron Q0 Max

Numpad

View All

QMK Launcher

Slim Mechanical

2.4 GHz Wireless

Hot swappable

Keychron K4 Max

96% Compact

Keychron K2 Max

75% Compact

Keychron K8 Max

80% Compact

Keychron K10 Max

100% Full Size

Keychron K3 Max

75% Compact Slim

Keychron K11 Max

65% Alice Slim

Keychron K13 Max

80% Compact Slim

Keychron K17 Max

96% Slim

Keychron K1 Max

80% Compact Slim

Keychron K5 Max

100% Full Size Slim

Keychron K7 Max

65% Slim

Keychron K15 Max

75% Alice

View All

QMK Launcher

2.4 GHz Wireless

Hot swappable

Gasket

Keychron V6 Max

100% Full Size

Keychron V1 Max

75% Compact

Keychron V5 Max

96%

Keychron V3 Max

80% Compact

Keychron V10 Max

75% Compact

Keychron V2 Max

65%

Keychron V4 Max

60%

Keychron V8 Max

65% Alice

View All

Ultra-slim

2.4 GHz Wireless

Compact

Keychron B1 Pro

75% Compact

Keychron B6 Pro

100% Full Size

View All

QMK Launcher

Wireless

Slim Mechanical

Shine through

Keychron K2 Version 3

75% Compact

Keychron K4 Version 3

96% Compact

Keychron K5 Version 2

100% Full Size Slim

Keychron K10 Version 2

100% Full Size

Keychron K8 Version 2

80% Compact

Keychron K3 Version 3

75% Compact Slim

Keychron K1 Version 6

80% Compact Slim

View All

Full Metal

Wireless

QMK Launcher

Hot swappable

Gasket

Keychron Q1 Pro

75% Compact

Keychron Q3 Pro

80% Compact

Keychron Q5 Pro

96%

Keychron Q6 Pro

100% Full Size

Keychron Q2 Pro

65%

Keychron Q4 Pro

60%

Keychron Q8 Pro

65% Alice

Keychron Q10 Pro

75% Alice

Keychron Q13 Pro

96% Alice

Keychron Q14 Pro

96% Southpaw

View All

Wireless

QMK Launcher

Hot swappable

Keychron K8 Pro

80% Compact

Keychron K10 Pro

100% Full Size

Keychron K3 Pro

75% Compact

Keychron K2 Pro

75% Compact

Keychron K5 Pro

100% Full Size

Keychron K4 Pro

96%

Keychron K1 Pro

80% Compact

Keychron K6 Pro

65%

Keychron K7 Pro

65%

Keychron K9 Pro

60%

Keychron K11 Pro

65%

Keychron K12 Pro

60%

Keychron K13 Pro

Numpad 80%

Keychron K14 Pro

70%

Keychron K15 Pro

75% Compact

Keychron K17 Pro

96%

View All

Full Metal

QMK Launcher

Hot swappable

Gasket

Keychron Q1 Version 2

75% Compact

Keychron Q3

80% Compact

Keychron Q2

65%

Keychron Q6

100% Full Size

Keychron Q5

96%

Keychron Q0

Numpad

Keychron Q11

75% Split Design

Keychron Q10

75%

Keychron Q4

60%

Keychron Q7

70%

Keychron Q8

65%

Keychron Q9 & Q9 Plus

40%

Keychron Q12

96% Southpaw

Keychron Q0 Plus

Numpad

Keychron Q60

Special 60%

Keychron Q65

Special 65%

View All

Wireless

Hot swappable

Shine through

Keychron K2 Version 2

75% Compact

Keychron K8

80% Compact

Keychron K6

65%

Keychron K5

100% Full Size

Keychron K12

60%

Keychron K1

80% Compact

Keychron K3

75% Compact

Keychron K4

96%

Keychron K5 SE

100% Full Size

Keychron K7

65%

Keychron K10

100% Full Size

Keychron K14

70%

K3 Non-Backlight

75% Compact

K6 Non-Backlight

65%

K8 Non-Backlight

80% Compact

View All

QMK Launcher

Hot swappable

Acoustic Foam

Keychron V1

75% Compact

Keychron V6

100% Full Size

Keychron V3

80% Compact

Keychron V5

1800 Compact

Keychron V2

65%

Keychron V10

75% Alice

Keychron V4

60%

Keychron V7

70%

Keychron V8

65% Alice

View All

QMK Launcher

2.4 GHz Wireless

Full Metal

Hot swappable

Gasket

Lemokey P1 HE

75% Compact

Lemokey L3

80% Compact

Lemokey L1

75% Compact

Lemokey L4

80% Compact

Lemokey P1 Pro

75% Compact

View All

QMK Launcher

Hot swappable

Compact

Keychron C1 Pro

80% Compact

Keychron C1

80% Compact

Keychron C2 Pro

100% Full Size

Keychron C2

100% Full Size

Keychron S1

75% Compact

View All
Slim-Keyboards
Slim-Keyboards

Close
- Popular
- K Max
- B Pro
- K QMK
- K Pro
- K Series
K3 Version 3

75% Compact Slim

Keychron K5 Max

100% Full Size Slim

Keychron K3 Max

75% Compact Slim

Keychron B1 Pro

75% Compact

Keychron B6 Pro

100% Full Size

View All

QMK Launcher

Slim Mechanical

2.4 GHz Wireless

Hot swappable

Keychron K3 Max

75% Compact Slim

Keychron K5 Max

100% Full Size Slim

Keychron K1 Max

80% Compact Slim

Keychron K7 Max

65% Slim

Keychron K11 Max

65% Alice Slim

Keychron K13 Max

80% Compact Slim

Keychron K17 Max

96% Slim

View All

Ultra-slim

2.4 GHz Wireless

Compact

Keychron B1 Pro

75% Compact

Keychron B6 Pro

100% Full Size

View All

QMK Launcher

Wireless

Slim Mechanical

Shine through

Keychron K1 Version 6

80% Compact Slim

Keychron K3 Version 3

75% Compact Slim

Keychron K5 Version 2

100% Full Size Slim

View All

QMK Launcher

Slim Mechanical

Hot swappable

Wireless

Keychron K3 Pro

75% Compact

Keychron K5 Pro

100% Full Size

Keychron K1 Pro

80% Compact

Keychron K15 Pro

75% Compact

Keychron K17 Pro

96%

Keychron K7 Pro

65%

Keychron K11 Pro

65%

View All

Wireless

Hot swappable

Shine through

Keychron K3 Version 2

75% Compact

Keychron K7

65%

Keychron K5

100% Full Size

Keychron K5 SE

100% Full Size

View All
Mice
Mice

Close
- M Series
- G Series
Ergonomic

Paracord Cable

2.4 GHz Wireless

Keychron M3

(8K / 4K / 1K Polling Rate)

Keychron M6

(4K / 1K Polling Rate)

Keychron M4

(4K / 1K Polling Rate)

Keychron M3 mini

(4K / 1K Polling Rate)

Keychron M3 mini Metal Edition

(4K Polling Rate)

Keychron M2

(4K / 1K Polling Rate)

Keychron M7

(8K / 1K Polling Rate)

View All

Ergonomic

Paracord Cable

2.4 GHz Wireless

Lemokey G1

(8K Polling Rate)

Lemokey G2

(8K Polling Rate)

View All
Accessories
Accessories

Close
- Popular
- Keycaps
- Artisan Keycaps
- Switches
- Palm Rests
- Cables
- Carry Case
- Others
Keychron Silicone Palm Rest

Keychron Folio Case

Keychron Coiled Aviator Cable

Keychron Resin Palm Rest

Keychron Keyboard and Mouse Carrying Case

Double Shot PBT OSA Full Set Keycap Set

Keychron Wooden Palm Rest

View All

Cherry Profile PBT Keycaps

OEM Dye-Sub PBT Keycaps

Double Shot PBT OSA Keycaps

Double Shot PBT KSA Keycaps

Double Shot ABS Keycaps

ISO, ANSI & JIS Keycaps

Keychron Low Profile Keycaps

Keychron Special Keycaps

OSA Side-Printed Keycaps

View All

Metal Artisan Keycaps

Resin Artisan Keycaps

View All

Keychron Switches

Cherry Switches

Gateron Switches

Kailh Switches

Magnetic Switch

Low Profile Switches

Switch Testers

View All

Keychron Wooden Palm Rest

Keychron Resin Palm Rest

Keychron Silicone Palm Rest

View All

Keychron Coiled Aviator Cable

Keychron Premium Coiled Aviator Cable

Keychron Double-Sleeved Geek Cable

View All

Keychron Keyboard and Mouse Carrying Case

Keychron Travel Pouch

Keychron Folio Case for Slim Keyboard

View All

Keychron Desk Mat

Keychron Keyboard Dust Cover

Gateron Switch and Keycap Puller

Gateron Switch Puller (Version 2)

Klube Lubricant

Keychron Q1 HE Acoustic Upgrade Kit

Gold Plated PCB Mounted Stabilizers

View All

All Products
Keyboards
Slim-Keyboards
Mice
Accessories

New Arrivals

View All
Keyboards
Mice
Keycaps
Artisan Keycaps
Switches
Accessories

Find a keyboard for me
HE Series
Q Max
K Max
V Max
B Pro
K QMK
Q Pro
K Pro
Q Series
K Series
V Series
Lemokey
C Series & S1

Popular
K Max
B Pro
K QMK
K Pro
K Series

M Series
G Series

Popular
Keycaps
Artisan Keycaps
Switches
Palm Rests
Cables
Carry Case
Others

Keychron K3 Japan JIS Layout Keyboard Quick Start Guide Download

Your cart

Your cart is empty

Subtotal:$0.00 USD

Loading...

Keychron designs and produces custom and wireless productive computer peripherals for Mac, Windows, iPhone and Android.

Facebook
YouTube
Instagram
Twitter
Discord

Keychron Center

About Us
Gift Cards
Get 10% off
Where to Buy
Blog
Customize with Your Branding
Influencer Recruit
Affiliate Project

Help & Support

Keychron Launcher
Contact Us
User Manual
Firmwares
Help Center
Shopping Policy
Privacy Policy
Refund policy
Terms of Service

Newsletter

Sign up for exclusive offers, original stories, events and more.

Email

Payment methods accepted

© 2025 Keychron .

Choose options

Item added to your cart.

View cart