How to Unlock au Japan phone?

Many CDMA phones such as au Kddi (Japan), Softbank (Japan) do not require unlock codes.
The process is done Over-the-air. You need to connect your device to WiFI and update the SIM status under the settings as follows:
Settings-> About phone-> Status-> SIM status-> Update SIM status
Stock ROM: The phone must not be rooted and must be using stock KDDI or Softbank ROM. If not then you must factory reset and load the Stock ROM first.

What AU KDDI Japan Models can be unlocked?

As of January 2023, these are the known AU Models that can be unlocked:

List of SHARP Aquos from au Japan Phones that can be unlocked:

AQUOS K SHF32
AQUOS K SHF33
AQUOS K SHF34
AQUOS SERIE SHV32
AQUOS SERIE mini SHV33
AQUOS SERIE SHV34
AQUOS U SHV35
BASIO2
AQUOS U SHV37
AQUOS SERIE mini SHV38
AQUOS R SHV39
AQUOS sense SHV40
AQUOS R compact SHV41
AQUOS R2 SHV42
AQUOS sense2 SHV43
AQUOS R3 SHV44
AQUOS sense3 SHV45
AQUOS sense3 plus サウンド SHV46
AQUOS zero2 SHV47
AQUOS sense3 basic SHV48
AQUOS sense2 かんたん
AQUOS R5G SHG01
AQUOS zero5G basic DX SHG02
AQUOS sense5G SHG03
AQUOS zero6 SHG04
AQUOS sense6 SHG05
AQUOS wish SHG06
AQUOS sense6s SHG07

List of SAMSUNG Galaxy au Japan Phones that can be unlocked:

Galaxy S6 edge SCV31
Galaxy A8 SCV32
Galaxy S7 edge SCV33
Galaxy S8+ SCV35
Galaxy S8 SCV36
Galaxy Note8 SCV37
Galaxy S9 SCV38
Galaxy S9+ SCV39
Galaxy Note9 SCV40
Galaxy S10 SCV41
Galaxy S10＋ SCV42
Galaxy A30 SCV43
Galaxy Fold SCV44
Galaxy Note10＋ SCV45
Galaxy A20 SCV46
Galaxy Z Flip SCV47
Galaxy A41 SCV48
Galaxy A21 シンプル SCV49
Galaxy S20 5G SCG01
Galaxy S20＋ 5G SCG02
Galaxy S20 Ultra 5G SCG03
Galaxy Z Flip 5G SCG04
Galaxy Z Fold2 5G SCG05
Galaxy Note20 Ultra 5G SCG06
Galaxy A51 5G SCG07
Galaxy A32 5G SCG08
Galaxy S21 5G SCG09
Galaxy S21+ 5G SCG10
Galaxy Z Fold3 5G SCG11
Galaxy Z Flip3 5G SCG12
Galaxy S22 SCG13
Galaxy S22 Ultra SCG14
Galaxy A53 5G SCG15

List of Huawei au Japan Phones that can be unlocked:

HUAWEI nova 2 HWV31
HUAWEI P20 lite HWV32
HUAWEI P30 lite Premium HWV33

List of Sony Xperia Phones from au Japan that can be unlocked:

Xperia Z4 Tablet SOT31
Xperia Z4 SOV31
Xperia Z5 SOV32
Xperia X Performance SOV33
Xperia XZ SOV34
Xperia XZs SOV35
Xperia XZ1 SOV36
Xperia XZ2 SOV37
Xperia XZ2 Premium SOV38
Xperia XZ3 SOV39
Xperia 1 SOV40
Xperia 5 SOV41
Xperia 8 SOV42
Xperia 10Ⅱ SOV43
Xperia 1Ⅱ SOG01
Xperia 5Ⅱ SOG02
Xperia 1Ⅲ SOG03
Xperia 10Ⅲ SOG04
Xperia 5Ⅲ SOG05
Xperia 1 IV SOG06
Xperia 10 IV SOG07
Xperia Ace Ⅲ SOG08

List of Kyocera phone from KDDI au Japan that can be unlocked:

BASIO3
BASIO4
URBANO V02
URBANO V03
URBANO V04
TORQUE G02
TORQUE G03
TORQUE G04
GRATINA 4G
TORQUE X01
miraie f
DIGNO rafre KYV36
rafre KYV40
MARVERA KYF35
かんたんケータイ KYF36
GRATINA KYF37
かんたんケータイ KYF38
GRATINA KYF39
かんたんケータイ KYF41
GRATINA KYF42
かんたんケータイライト KYF43
GRATINA KYV48
TORQUE 5G KYG01

List of HTC phones from au that can be unlocked:

HTC J butterfly HTV31
HTC 10 HTV32
HTC U11 HTV33

List of LG phones from au Japan that can be unlocked:

isai vivid LGV32
isai Beat LGV34
isai V30+ LGV35
LG it LGV36

List of au KDDI ORIGINAL branded phones that can be unlocked:

Qua tab 01
Qua tab 02
Qua tab PX
Qua phone
Qua phone PX
Qua tab PZ
Qua phone QX
Qua tab QZ8
Qua tab QZ10
Qua phone QZ
G’zOne TYPE-XX

List of au Japan Google, Oppo, Mi , Zte , Arrows phones:

INFOBAR xv
OPPO Find X2 Pro OPG01
OPPO A54 5G OPG02
OPPO Find X3 Pro OPG03
OPPO Reno7 A OPG04
Mi 10 Lite 5G XIG01
Redmi Note 10 JE
ZTE a1 ZTG01
arrows We FCG01
Google Pixel 5
Google Pixel 6
Google Pixel 6a

How to check if your au Japan Phone is eligible to be unlocked?

Please go to this website before ordering the au unlock service from us: https://my.au.com/cmn/WCV009001/WCE009001.hc

Enter your IMEI number and check the results. The results mean the following:

〇 and △ Supported

X or – Not supported

Only au KDDI locked phones is supported under this service.
au KDDI official unlock conditions apply.
The au phone must be active for atleast 101 Days before we can unlock it. Phones made before 2015 are not supported.

After we mark your order as “unlocked” you need to update the SIM status.

Go to:
Settings->About phone->Status->SIM status->Update SIM status

Now the phone will be network unlocked.

There is no unlock codes for au locked phones.

If your device is not listed above, please contact us for approval before ordering our AU unlock service.

AU by KDDI Network Unlock Code Service Japan