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Segment disclosures

Company overview

INTERNET INITIATIVE JAPAN INC

Each reported dimension combination stays separate. Revenue and operating income are shown as reported, with their dates and sources.

Revenue · Reported segment facts

6 dimension combinations 61 retained observations 8 reported periods

Counts describe retained dimensioned rows only. Periods and members can change across reports, and this view does not infer missing values or expected segment totals.

ATM Operation Business

Statement Business Segments

Multiple units reported for the same period; values are kept separate.

Source dimensions us-gaap:StatementBusinessSegmentsAxis=iiji:ATMOperationBusinessMember
PeriodValueUnitFiledEvidence
2017-04-01 – 2018-03-314030684000 iso4217-jpy20180629Open filing evidence
2016-04-01 – 2017-03-314050081000 iso4217-jpy20180629Open filing evidence
2015-04-01 – 2016-03-313888878000 iso4217-jpy20180629Open filing evidence
2014-04-01 – 2015-03-313640128000 iso4217-jpy20170630Open filing evidence
2014-04-01 – 2015-03-313640128000 JPY20150710Open filing evidence
2013-04-01 – 2014-03-312826832000 iso4217-jpy20160630Open filing evidence
2013-04-01 – 2014-03-312826832000 JPY20150710Open filing evidence
2013-04-01 – 2014-03-3127450000 USD20140716Open filing evidence
2012-04-01 – 2013-03-312320086000 JPY20150710Open filing evidence
2012-04-01 – 2013-03-3124640000 USD20130726Open filing evidence
2011-04-01 – 2012-03-311324156000 JPY20140716Open filing evidence
2010-04-01 – 2011-03-31516574000 JPY20130726Open filing evidence

ATM Operation Business · Customers

Statement Business Segments · Subsegments

Multiple units reported for the same period; values are kept separate.

Source dimensions us-gaap:StatementBusinessSegmentsAxis=iiji:ATMOperationBusinessMember;us-gaap:SubsegmentsAxis=iiji:CustomersMember
PeriodValueUnitFiledEvidence
2017-04-01 – 2018-03-314030684000 iso4217-jpy20180629Open filing evidence
2016-04-01 – 2017-03-314050081000 iso4217-jpy20180629Open filing evidence
2015-04-01 – 2016-03-313888878000 iso4217-jpy20180629Open filing evidence
2014-04-01 – 2015-03-313640128000 iso4217-jpy20170630Open filing evidence
2014-04-01 – 2015-03-313640128000 JPY20150710Open filing evidence
2013-04-01 – 2014-03-312826832000 iso4217-jpy20160630Open filing evidence
2013-04-01 – 2014-03-312826832000 JPY20150710Open filing evidence
2013-04-01 – 2014-03-3127450000 USD20140716Open filing evidence
2012-04-01 – 2013-03-312320086000 JPY20150710Open filing evidence
2012-04-01 – 2013-03-3124640000 USD20130726Open filing evidence
2011-04-01 – 2012-03-311324156000 JPY20140716Open filing evidence
2010-04-01 – 2011-03-31516574000 JPY20130726Open filing evidence

IIJ Global

Statement Business Segments

Source dimensions us-gaap:StatementBusinessSegmentsAxis=iiji:IIJGlobalMember
PeriodValueUnitFiledEvidence
2010-04-01 – 2011-03-3115094218000 JPY20130726Open filing evidence

Network Service And Systems Integration Business

Statement Business Segments

Multiple units reported for the same period; values are kept separate.

Source dimensions us-gaap:StatementBusinessSegmentsAxis=iiji:NetworkServiceAndSystemsIntegrationBusinessMember
PeriodValueUnitFiledEvidence
2017-04-01 – 2018-03-31172370120000 iso4217-jpy20180629Open filing evidence
2016-04-01 – 2017-03-31154126156000 iso4217-jpy20180629Open filing evidence
2015-04-01 – 2016-03-31137142188000 iso4217-jpy20180629Open filing evidence
2014-04-01 – 2015-03-31119818554000 iso4217-jpy20170630Open filing evidence
2014-04-01 – 2015-03-31119818554000 JPY20150710Open filing evidence
2013-04-01 – 2014-03-31111901494000 iso4217-jpy20160630Open filing evidence
2013-04-01 – 2014-03-31111901494000 JPY20150710Open filing evidence
2013-04-01 – 2014-03-311086633000 USD20140716Open filing evidence
2012-04-01 – 2013-03-31104487153000 JPY20150710Open filing evidence
2012-04-01 – 2013-03-311109676000 USD20130726Open filing evidence
2011-04-01 – 2012-03-3196496479000 JPY20140716Open filing evidence
2010-04-01 – 2011-03-3182356862000 JPY20130726Open filing evidence

Network Service And Systems Integration Business · Customers

Statement Business Segments · Subsegments

Multiple units reported for the same period; values are kept separate.

Source dimensions us-gaap:StatementBusinessSegmentsAxis=iiji:NetworkServiceAndSystemsIntegrationBusinessMember;us-gaap:SubsegmentsAxis=iiji:CustomersMember
PeriodValueUnitFiledEvidence
2017-04-01 – 2018-03-31172019965000 iso4217-jpy20180629Open filing evidence
2016-04-01 – 2017-03-31153738978000 iso4217-jpy20180629Open filing evidence
2015-04-01 – 2016-03-31136759130000 iso4217-jpy20180629Open filing evidence
2014-04-01 – 2015-03-31119409987000 iso4217-jpy20170630Open filing evidence
2014-04-01 – 2015-03-31119409987000 JPY20150710Open filing evidence
2013-04-01 – 2014-03-31111445519000 iso4217-jpy20160630Open filing evidence
2013-04-01 – 2014-03-31111445519000 JPY20150710Open filing evidence
2013-04-01 – 2014-03-311082205000 USD20140716Open filing evidence
2012-04-01 – 2013-03-31103928400000 JPY20150710Open filing evidence
2012-04-01 – 2013-03-311103742000 USD20130726Open filing evidence
2011-04-01 – 2012-03-3195990449000 JPY20140716Open filing evidence
2010-04-01 – 2011-03-3181901632000 JPY20130726Open filing evidence

Network Service And Systems Integration Business · Intersegment

Statement Business Segments · Subsegments

Multiple units reported for the same period; values are kept separate.

Source dimensions us-gaap:StatementBusinessSegmentsAxis=iiji:NetworkServiceAndSystemsIntegrationBusinessMember;us-gaap:SubsegmentsAxis=iiji:IntersegmentMember
PeriodValueUnitFiledEvidence
2017-04-01 – 2018-03-31350155000 iso4217-jpy20180629Open filing evidence
2016-04-01 – 2017-03-31387178000 iso4217-jpy20180629Open filing evidence
2015-04-01 – 2016-03-31383058000 iso4217-jpy20180629Open filing evidence
2014-04-01 – 2015-03-31408567000 iso4217-jpy20170630Open filing evidence
2014-04-01 – 2015-03-31408567000 JPY20150710Open filing evidence
2013-04-01 – 2014-03-31455975000 iso4217-jpy20160630Open filing evidence
2013-04-01 – 2014-03-31455975000 JPY20150710Open filing evidence
2013-04-01 – 2014-03-314428000 USD20140716Open filing evidence
2012-04-01 – 2013-03-31558753000 JPY20150710Open filing evidence
2012-04-01 – 2013-03-315934000 USD20130726Open filing evidence
2011-04-01 – 2012-03-31506030000 JPY20140716Open filing evidence
2010-04-01 – 2011-03-31455230000 JPY20130726Open filing evidence