All posts by editor_5

The low Call quality of some smartphone models

The following smartphone models have turned out to be low call quality for device reasons.

  • Xperia10 II SO-41A
  • moto e7
  • LG style L-03K
  • SHARP AQUOS Series

No compatibilities between the automatic software processing of the phone app AGEphone and hardware processing may cause noise and reduce call quality.
If you are using this service on these models, please consider changing to a work PC (Windows), or the following settings may improve the situation depending on the model.
Settings > Advanced Settings > Change the sampling frequency from the default to 8000Hz or 44100Hz.

Service suspension of Research Achievement Registration System (RARS)

Updated on October 4, 2022
September 30, 2022
Information Systems Division, R-IH


RARS will be stopped in the schedule below due to the service interruption of the server (HOKUSAI SS).


Friday, October 7, 3:00 p.m.- Wednesday, October 12, 10:00 a.m.
Friday, October 7, 5:00 p.m.- Wednesday, October 12, 10:00 a.m.
(We apologize that shared the wrong time.)


We apologize for the inconvenience. Thank you for your cooperation.


RARS Administrators (rars [at]


(Sep. 21-22, 24-25) e-learning (Moodle) Service Maintenance

September 15, 2022
Information Systems Division, R-IH

Due to maintenance work, the e-learning service will be suspended on the following date and time.


Date and time: 1) From 10:00 p.m. on Wednesday, September 21, 2022
  to 8:00 a.m. on Thursday, September 22, 2022
2) From 10:00 p.m. on Saturday, September 24, 2022
  to 8:00 a.m. on Sunday, September 25, 2022

Affected areas: 1) e-learning (Moodle) Service for external access [ ]
2) e-learning (Moodle) Service for RIKEN network [ ]

Affecting: Unable to connect to the e-learning Service
Reason: Maintenance work


We apologize for any inconvenience this may cause and thank you for your cooperation.