About us

Philosophy

We aim to be a company that continuously take on new challenges,
possessing values that contribute to human and world peace.

Our philosophy is based on creating unique and distinct new services and new businesses by organically linking people.
By creating a circle from the links, we endeavor to pioneer and find new markets.
These new markets are again organically linked and around them a new circle is created leading to the next stage of growth.
Our corporate logo depicts our philosophy.

Sustainable existence

Our company continues to exist for this purpose.
We aim to be a company that is “always by your side” so as to be able to provide services
to our customers continuously.

Sustainable growth

Work is not a repetition of the same work.
It is a continuation of changes on a daily basis.
In order to meet the needs of the times,
we will never stop growing.

Happiness

In order to satisfy our customers,
first of all our staff must be happy.
We carry out our daily work with joy.

History

2006
Feb.
Establishment of Bluestone L&C Co., Ltd. (in Futocho Kohoku-ku Yokohama-shi Kanagawa Prefecture)
Jun.
Started system development service (for storage control systems)
Jul.
Notification of Specified Worker Dispatching Undertaking （Special 13-314532）
2007
Feb.
Relocation of main office （to 2 Shin-Yokohama Kohoku-ku Yokohama-shi Kanagawa Prefecture)
Mar.
Started service for survey of communication quality in mobile phone service area
2008
Aug.
Started analysis and improvement services for communication quality in mobile phone service area
2009
May
Member of Japan Association of Surveyors (special member)
2010
Mar.
Relocation of main office （to 3 Shin-Yokohama Kohoku-ku Yokohama-shi Kanagawa Prefecture)
2011
Jun.
24-hr system support for area quality survey for the restoration of mobile phone service area after the Great East Japan Earthquake
Aug.
Started the sales of smart phone measurement tools
Sep.
Relocated main office (to Shibaura Minato-ku Tokyo)
Oct.
General construction industry permit for electrical communication works （Tokyo Governor Permit (General-23) No. 137474）
2013
Mar.
Licensed by Qualcomm Incorporated under the Test Equipment License Agreement
2014
Sep.
Joined Wireless LAN Business Promotion Council (associate member)
Oct.
Started consulting services for the construction industry (work outsourcing)
Oct.
Started survey and video-shooting services using UAV （drones）.
2015
May
Member of Japan UAS Industrial Development Association (JUIDA) (supporting member)
Sep.
Started maintenance support services for end user radio wave survey, and compact base stations used to improve indoor radio waves
2016
Feb.
Started as a sales agent of Viavi Solutions Co., Ltd.
Sep.
Relocated main office to the current address (Nishi Shinjuku Shinjuku-ku Tokyo)
2017
Jan.
Member of JAPAN UTM Consortium (JUTM) (regularmember)
May
Registration as a certified inspector （Date of registration: May 22, 2017/ Registration no.: Customs Inspection No. 0044)
Jul.
Conclusion of agreement with Takao Police Station (agreement governing the provision of drones etc. in a large-scale disaster etc.)
2021
Apr.
Relocated main office to the current address (Toranomon Minatoku Tokyo)