Introduction of Johkasou

Daiki Axis Co.,Ltd
23th August, 2023

50th Year of ASEAN-Japan Friendship & Cooperation

Japan’s Proposed New Initiatives◼Company frofile
Daiki Axis Co., Ltd.
Date Founded:
Employees:

12 th July, 1958
1052 (December 31, 2022)

Environmental equipment segment
Industrial
wastewater

Johkasou

1 DEVELOPMENT

2 DESIGN

3 MANUFACTURING

Wastewater
recycling

4 SALE

Groundwater
drinkable system

5 CONSTRUCTION

6 MAINTENANCE

1

50th Year of ASEAN-Japan Friendship & Cooperation

Japan’s Proposed New Initiatives◼Company frofile – Johkasou factories in Japan
Matsuyama FactoryFukushima Factory

Tsushima Factory

Shinshu Factory2

50th Year of ASEAN-Japan Friendship & Cooperation

Japan’s Proposed New Initiatives◼Company frofile – Factories in over sea
2015 INDONESIA FACTORY

2018 CHINA FACTORY
2019 INDIA FACTORY（Mumbai）
2022 SRI LANKA FACTORY

2022 INDIA FACTORY（Delhi）
Partners
India
Indonesia
Vietnam
MyanmarBangladesh
Nepal
Sri Lanka
Pakistan
Kennya23111111113

50th Year of ASEAN-Japan Friendship & Cooperation

Japan’s Proposed New Initiatives◼Company frofile – Indonesia factory
Factory in Indonesia and Japan are using:• Same production process• Same production equipment••

Japan quality productLocal cost

Cylindrical molding machine

Automatic opener

Automatic molding machine

External view

Interior of the factory

Employee at work4

50th Year of ASEAN-Japan Friendship & Cooperation

Japan’s Proposed New Initiatives◼Daiki axis Johkasou

BAE-8 : Capsule type Johkasou

BAE-20 : Cylindrical type Johkasou

550th Year of ASEAN-Japan Friendship & Cooperation

Japan’s Proposed New Initiatives◼Overview of Johkasou (1/4)
Treated water of domestic wastewater and industrial wastewater must fit to each countryor area effluent standards in order to effluent to public water body to keep clean
environmenta in public water body.
【Sewerage area (Central STP)】
Domestic
wastewaterIndustrial
wastewater(Pretreatment facilitiesfor sewerage)

CentralSTP

Public waterbody【Johkasou area（discharge to public water)】Domestic
wastewater

JohkasouIndustrial
wastewaterIndustrial wastewater
treatment

Public waterbody6

50th Year of ASEAN-Japan Friendship & Cooperation

Japan’s Proposed New Initiatives◼Overview of Johkasou (2/4)① Johkasou can treat the domestic wastewater (Black and Grey)
to meet to effluent standards and effluent to public water body.
⇒Johkasou’s effluent water quality is lower than the sewerage wastewater efferent stanard.

② Johkasou must be certified by the government.
⇒Treatment performance, tank structure and products quality must be guaranteed by third party.

7

50th Year of ASEAN-Japan Friendship & Cooperation

Japan’s Proposed New Initiatives◼Overview of Johkasou (3/4)
Treatment of toilet wastewater only dose not keep clean the water body.
■ Water quality of domestic wastewater (Japan)
BOD
Quantity
LoadConcentrationL/person・day

g-BOD/person・day

mg/L

50

13260

Kitchen

3018600

Landry40Bath50
975

40200

ToiletDomestic nonfecal wastewater

TotalSink

20

Other10200

8

50th Year of ASEAN-Japan Friendship & Cooperation

Japan’s Proposed New Initiatives◼Overview of Johkasou (4/4)

9

50th Year of ASEAN-Japan Friendship & Cooperation

Japan’s Proposed New Initiatives◼Features of Johkasou• Made by FRP or PP : Corrosion resistance and Water leakage resistance is high(Waterproof)• Same production quality• High treatment performance: BOD removal rate more than 90%• Short installation period• Easy maintenance and no need the operator• Low operation cost

• Treated water is easy to reuse• Strong against earthquake• Onsite treatment

10

50th Year of ASEAN-Japan Friendship & Cooperation

Japan’s Proposed New Initiatives◼Inside image and flow
Aeration Blower② Anaerobic media

5

321

4

① Moving bed media
Circulation

InSeparation Box

1

Sedimentation& Separation

Anaerobic
Filter2

Desludge

Desludge

3

MovingBedOut

Sedimentation
4

5

Disinfection

11

50th Year of ASEAN-Japan Friendship & Cooperation

Japan’s Proposed New Initiatives◼Features of Johkasou (water quality)
The type of Johkasou can be selected according to area effluent standards.
Tertiary treatment can be added for more severe standards.
■ Water quality
Item

Inlet

BAE

BJE

BJαBOD

mg/L

300

20

10

10

COD

mg/L

400

50

2520

SS

mg/L

200

30

20

20

T-N

mg/L

50

45

201012

50th Year of ASEAN-Japan Friendship & Cooperation

Japan’s Proposed New Initiatives◼Installation
Under ground installation

Above ground installation

13

50th Year of ASEAN-Japan Friendship & Cooperation

Japan’s Proposed New Initiatives◼Project References

1450th Year of ASEAN-Japan Friendship & Cooperation

Japan’s Proposed New Initiatives◼SummaryJohkasou is onsite domestic wastewater treatment system developed in Japan
Daiki Axis is a water treatment company with 65 years experience in JapanJohkasou can treat BOD of domestic wastewater down to 20mg/L, which is not a
problem when discharged into natural water bodies
Daiki Axis has nine Johkasou factories around the world

We can provide any type of Johkasou, from inexpensive overseas-made Johkasou tofully compliant Japanese standard Johkasou
Please contact Daiki Axis if you have problems with domestic
wastewater treatment!!!

15