• News Release

High-Quality and Low-Latency Transmission of 4K Video Contents through Public Network! ~Starts to Sell Makito X4, Ultra-Low Latency Video Encoder by Haivision~

Rikei Corporation (Head Office: Shinjuku-ku, Tokyo; President & CEO: Satoru Isaka; hereinafter “Rikei”) is pleased to announce that it starts to sell “Makito X4”, High-Quality and Low-Latency Transmission of 4K video contents with public network, a new product from Haivision Systems Inc. (Head Office: Canada, CEO: Miroslav (Mirko) Wicha, hereinafter “Haivision”)

Video clips :


In Japan, 4K/8K broadcast started on BS from December 2018. Currently, needs for transmission of super high-resolution video is rapidly growing in various industries including public-viewing that is associated with the largest-scale event to be held in 2020, medical care, and defense.

Rikei sells 4K video (UHD) encoders adopting H265/HEVC that meet these needs.


Makito X4, the latest model of Makito series boasting over 50,000 shipments in broadcasting, enterprise, and defense industries, offers real-time HEVC/AVC video encoding platform in a compact appliance or rack-mountable blade.

Designed for the strictest quality requirement for live video applications, the Makito X4 can ingest full 4K UHD or up to four HD inputs with 10-bit pixel depth and 4:2:2 chroma subsampling.

The Makito X4 mounts 8 powerful encoding cores (*1) that can securely and simultaneously deliver low latency multi-bitrate (*2) streams over any IP network.

And with the SRT protocol, the Makito X4 is ideal for streaming over unpredictable networks such as the public internet.

(*1) core: A central part of the CPU that is responsible for the actual processing. As the number of cores increases, the number of tasks that a PC can process at a time increases

(*2) Multi-Bit Rate: A method to deliver at an optimal bit rate according to the line speed of the viewer


・4K UHD:

Support 4K UHD or Quad HD (*3) with 60fps (*4) .

・High density form factor:

Up to 84 HD inputs (or 21 4K/UHD inputs) and 168 encoding cores in a single 4RU chassis

Support SRT protocol:

Deliver live stream without packet loss over public line including internet.

Exceptional broadcast quality video:

HEVC/H.265 and AVC/H.264 live encoding supporting 4:2:2 10 bit.

Ultra-low latency:

Ideal for remote interactive applications such as live interviews and remote production (REMI) applications.

Secure video transmission by encryption:

Protect valuable video content with SRT protocol with AES-128/256bit encryption.

(*3) Quad HD: 4HD video stream can be input

(*4) Frames per second

Future development

Rikei will provide optimal systems to meet various needs, such as video transmission, content distribution, and relaying, focusing on the Japanese broadcast industry.

Start date of shipping

April 2019


Makito X4 Video Encoder:

Haivision Launches the Makito X4 4K Ultra Low Latency Video Encoder:

About Haivison

Founded in 2004, Haivision is the leader in live video streaming technologies, providing more than 25,000 organizations with video solutions that help them stream broadcast-quality, low-latency video. It is a privately held company headquartered in Montreal and Chicago, with regional offices located throughout the United States, Europe, Middle-East and APAC. In order to help solve the video streaming challenges, Haivision open sourced its “SRT (Secure Reliable Transport)”, low latency video streaming protocol, in 2017 and established the SRT Alliance supported by more than 200 companies.

Address: 2600 Boulevard Alfred-Nobel, Montreal, QC, H4S 0A9, Canada
Capital: 3,427 million (as of the end of March, 2017)
CEO: Miroslav (Mirko) Wicha
Business description: Provide video streaming solutions
Corporate URL:

About Rikei Corporation

Established in 1957, Rikei Corporation is a solution provider for the IT and electronics industries.

Rikei offers a wide variety of solutions centered on the world’s cutting edge technologies and advanced products in the fields of system solutions, such as entrance exam and educational affairs systems and IT infrastructure, business strategy, and information security solutions. It also provides network solutions, such as satellite communication data transfer systems, digital video transfer systems, network systems for telecommunication operators and other private companies, wireless access systems, and disaster management information systems. In addition to solutions, Rikei provides electronic components and devices, such as high frequency components, high performance adhesives for industrial use, testers for automotive audio and navigation equipment, power grid analysis systems, defense-related machinery and security systems.

Headquarters Address: Shinjuku Nomura Building, 1-26-2 Nishi-Shinjuku, Shinjuku-ku, Tokyo 163-0535, Japan
Capital: 3,427 million (as of the end of March, 2017)
President & CEO: Satoru Isaka
Field of Business: Sales of the following;
  • System Solutions
  • Network Solutions
  • Electronic Components & Instruments
Corporate URL:

Product names and company names mentioned herein are the trademarks or registered trademarks of their respective owners.


Transmission & Distribution System Sales Department

TEL:+81 03-3345-2182(dial-in)