CONNECTING YOUR NEXT.

Everyday connections.
Expertly supported.

From networks and data centers
to smart systems.
On-site expertise for your digital infrastructure.

Explore Our Services
Tokyo cityscape at dusk
THE INFRASTRUCTURE BEHIND EVERYDAY LIFE
Expertise behind
the everyday.
TOKYO / CITYSCAPE
NETWORK INFRASTRUCTUREDATA CENTER SERVICESSMART INTEGRATION

Keeping business connected.
Ready for what comes next.

Connected networks. Working systems.
Behind these daily essentials is hands-on engineering.

KOUKA supports infrastructure deployment and daily operations
across three areas: networks, data centers,
and smart systems.

Meet KOUKA

Three areas of expertise.
Support on the ground.

From deployment through daily operations.
Technical support tailored to your environment.

01CONNECT

NETWORK INFRASTRUCTURE

Network Infrastructure

We support business networks from deployment through daily operations, including equipment installation and configuration, transmission network deployment, on-site maintenance, and remote fault diagnosis.

  • DWDM, OTN, and other transmission network deployment
  • Router, switch, and transmission equipment installation and configuration
  • Preventive maintenance, fault diagnosis, and on-site recovery support
02OPERATE

DATA CENTER SERVICES

Data Center Services

From server installation and cabling to equipment inspections and fault response, our on-site data center services support the operation of your IT infrastructure.

  • Server and rack installation and equipment mounting
  • Structured cabling, cable management, and equipment inspections
  • Cloud infrastructure maintenance, equipment upgrades, and on-site support
03INTEGRATE

SMART INTEGRATION

Smart Systems Integration

We bring equipment and networks together. From surveillance and access control to service robots and secure communications, we help deploy systems suited to the way your site works.

  • Surveillance, access control, and public address systems
  • Service robot deployment and configuration support
  • Encrypted communications and firewall configuration

The scope of support and working conditions are agreed individually based on your equipment and site environment.

Every site is different.
Our approach reflects that.

We consider your equipment and the environment around it.
From planning to daily operations,
we work with you to identify the support you need.

01

Understand Your Requirements

We review your equipment, operational challenges, and requirements to define the scope of support.

02

Deploy for Your Site

We confirm site conditions and system configurations, then carry out cabling, equipment setup, and operational checks.

03

Support Daily Operations

We plan inspections, maintenance, and fault response around the needs of your operations.

Based in Japan.
Connected across Asia.

Tokyo, Hong Kong, and Singapore.
A regional perspective
on business digital infrastructure.

TOKYOJapan皓華株式会社
HONG KONGHong KongHowah (Hong Kong) Network
Communication Co., Ltd.
SINGAPORESingaporeHOWAH NETWORK PTE. LTD.

From Tokyo.
With practical expertise.

Illustrative photograph of server racks and network equipment
FIELD ENGINEERING / IMAGE

Bringing technical expertise to your site.
Supporting your digital infrastructure.

Company Name
皓華株式会社KOUKA CO., LTD.
Established
March 14, 2019
Representative Director
賀 鋒
Address
Room 501, CANALL Nihonbashi 2175
2-17-5 Nihonbashi Kayabacho, Chuo-ku
Tokyo 103-0025, JapanView on Google Maps (opens in a new tab)
Services
Network infrastructure deployment and maintenance
Data center services
Smart systems integration

Your next connection
starts here.

From new network deployments to daily maintenance.
Let’s discuss the support your site needs.