Half-year report · HY

Period2026-01-01 → 2026-06-30
Filed2026-08-06
StandardJapan GAAP
ConsolidatedYes
Data checks14 of 14 passed
Key figures · 44
MetricValuePeriodScopeSource row
Revenue¥10.0bn2026-01-01 → 2026-06-30Cons.Net sales
Revenue¥17.5bn2025-01-01 → 2025-12-31Cons.Net sales (5-year summary)
Revenue¥7.9bn2025-01-01 → 2025-06-30Cons.Net sales
Operating income¥2.9bn2026-01-01 → 2026-06-30Cons.Operating income
Operating income¥1.8bn2025-01-01 → 2025-06-30Cons.Operating income
Ordinary income¥3.2bn2026-01-01 → 2026-06-30Cons.Ordinary income
Ordinary income¥4.5bn2025-01-01 → 2025-12-31Cons.Ordinary income loss (5-year summary)
Ordinary income¥1.3bn2025-01-01 → 2025-06-30Cons.Ordinary income
Profit before tax¥3.2bn2026-01-01 → 2026-06-30Cons.Income before income taxes
Profit before tax¥986m2025-01-01 → 2025-06-30Cons.Income before income taxes
Net income (owners)¥2.1bn2026-01-01 → 2026-06-30Cons.Profit loss attributable to owners of parent
Net income (owners)¥3.0bn2025-01-01 → 2025-12-31Cons.Profit loss attributable to owners of parent (5-year summary)
Net income (owners)¥604m2025-01-01 → 2025-06-30Cons.Profit loss attributable to owners of parent
Net income¥2.1bn2026-01-01 → 2026-06-30Cons.Profit loss
Net income¥604m2025-01-01 → 2025-06-30Cons.Profit loss
Total assets¥31.2bnat 2026-06-30Cons.Assets
Total assets¥28.3bnat 2025-12-31Cons.Assets
Total assets¥24.3bnat 2025-06-30Cons.Total assets (5-year summary)
Total liabilities¥5.7bnat 2026-06-30Cons.Liabilities
Total liabilities¥4.9bnat 2025-12-31Cons.Liabilities
Net assets / equity¥25.5bnat 2026-06-30Cons.Net assets
Net assets / equity¥23.4bnat 2025-12-31Cons.Net assets
Net assets / equity¥20.3bnat 2025-06-30Cons.Net assets (5-year summary)
Cash and deposits¥11.0bnat 2026-06-30Cons.Cash and deposits
Cash and deposits¥8.5bnat 2025-12-31Cons.Cash and deposits
Cash & equivalents¥10.9bnat 2026-06-30Cons.Cash and cash equivalents
Cash & equivalents¥8.4bnat 2025-12-31Cons.Cash and cash equivalents
Cash & equivalents¥6.5bnat 2025-06-30Cons.Cash and cash equivalents
Cash & equivalents¥9.8bnat 2024-12-31vCons.Cash and cash equivalents
Operating cash flow¥4.1bn2026-01-01 → 2026-06-30Cons.Net cash provided by used in operating activities
Operating cash flow¥3.3bn2025-01-01 → 2025-12-31Cons.Net cash provided by used in operating activities (5-year summary)
Operating cash flow¥803m2025-01-01 → 2025-06-30Cons.Net cash provided by used in operating activities
Investing cash flow−¥863m2026-01-01 → 2026-06-30Cons.Net cash provided by used in investment activities
Investing cash flow−¥1.2bn2025-01-01 → 2025-12-31Cons.Net cash provided by used in investing activities (5-year summary)
Investing cash flow−¥342m2025-01-01 → 2025-06-30Cons.Net cash provided by used in investment activities
Financing cash flow−¥925m2026-01-01 → 2026-06-30Cons.Net cash provided by used in financing activities
Financing cash flow−¥3.6bn2025-01-01 → 2025-12-31Cons.Net cash provided by used in financing activities (5-year summary)
Financing cash flow−¥3.5bn2025-01-01 → 2025-06-30Cons.Net cash provided by used in financing activities
EPS (basic)¥81.962026-01-01 → 2026-06-30Cons.Basic earnings loss per share (5-year summary)
EPS (basic)¥114.732025-01-01 → 2025-12-31Cons.Basic earnings loss per share (5-year summary)
EPS (basic)¥23.032025-01-01 → 2025-06-30Cons.Basic earnings loss per share (5-year summary)
Equity ratio81.7%at 2026-06-30Cons.Equity to asset ratio (5-year summary)
Equity ratio82.8%at 2025-12-31Cons.Equity to asset ratio (5-year summary)
Equity ratio83.3%at 2025-06-30Cons.Equity to asset ratio (5-year summary)

Periods use the dates stated in the filing. d = earlier-year period dated by calendar; v = that date confirmed by the company's own earlier filing.

Segments · 18
SegmentItemPeriodValue
Lead Terminals Businessreportable segmentrevenue2026-01-01 → 2026-06-30¥5.4bn
Lead Terminals Businessreportable segmentrevenue external2026-01-01 → 2026-06-30¥5.4bn
Lead Terminals Businessreportable segmentsegment profit2026-01-01 → 2026-06-30¥549m
Optical Communication Parts And Devices Businessreportable segmentrevenue2026-01-01 → 2026-06-30¥4.7bn
Optical Communication Parts And Devices Businessreportable segmentrevenue external2026-01-01 → 2026-06-30¥4.7bn
Optical Communication Parts And Devices Businessreportable segmentsegment profit2026-01-01 → 2026-06-30¥2.4bn
Total Of Reportable Segments And Otherssegment totalrevenue2026-01-01 → 2026-06-30¥10.0bn
Total Of Reportable Segments And Otherssegment totalrevenue external2026-01-01 → 2026-06-30¥10.0bn
Total Of Reportable Segments And Otherssegment totalsegment profit2026-01-01 → 2026-06-30¥2.9bn
Lead Terminals Businessreportable segmentrevenue2025-01-01 → 2025-06-30¥4.1bn
Lead Terminals Businessreportable segmentrevenue external2025-01-01 → 2025-06-30¥4.1bn
Lead Terminals Businessreportable segmentsegment profit2025-01-01 → 2025-06-30¥342m
Optical Communication Parts And Devices Businessreportable segmentrevenue2025-01-01 → 2025-06-30¥3.7bn
Optical Communication Parts And Devices Businessreportable segmentrevenue external2025-01-01 → 2025-06-30¥3.7bn
Optical Communication Parts And Devices Businessreportable segmentsegment profit2025-01-01 → 2025-06-30¥1.5bn
Total Of Reportable Segments And Otherssegment totalrevenue2025-01-01 → 2025-06-30¥7.9bn
Total Of Reportable Segments And Otherssegment totalrevenue external2025-01-01 → 2025-06-30¥7.9bn
Total Of Reportable Segments And Otherssegment totalsegment profit2025-01-01 → 2025-06-30¥1.8bn

Segment names come from EDINET member IDs; not yet mapped to a common taxonomy.

All source rows · 480
ItemContextValueUnit
Operating incomePrior1InterimDuration_jpcrp040300-ssr_E37156-000OpticalCommunicationPartsAndDevicesBusinessReportableSegmentMember1469000000JPY
Operating incomePrior1InterimDuration_TotalOfReportableSegmentsAndOthersMember1812000000JPY
Operating incomePrior1InterimDuration_ReconcilingItemsMember-JPY
Operating incomePrior1InterimDuration1812000000JPY
Revenues from external customersInterimDuration_jpcrp040300-ssr_E37156-000LeadTerminalsBusinessReportableSegmentMember5360000000JPY
Revenues from external customersInterimDuration_jpcrp040300-ssr_E37156-000OpticalCommunicationPartsAndDevicesBusinessReportableSegmentMember4662000000JPY
Revenues from external customersInterimDuration_TotalOfReportableSegmentsAndOthersMember10023000000JPY
Revenues from external customersInterimDuration_ReconcilingItemsMember-JPY
Revenues from external customersInterimDuration10023000000JPY
Transactions with other segmentsInterimDuration_jpcrp040300-ssr_E37156-000LeadTerminalsBusinessReportableSegmentMember-JPY
Transactions with other segmentsInterimDuration_jpcrp040300-ssr_E37156-000OpticalCommunicationPartsAndDevicesBusinessReportableSegmentMember-JPY
Transactions with other segmentsInterimDuration_TotalOfReportableSegmentsAndOthersMember-JPY
Transactions with other segmentsInterimDuration_ReconcilingItemsMember-JPY
Transactions with other segmentsInterimDuration-JPY
Net salesInterimDuration_jpcrp040300-ssr_E37156-000LeadTerminalsBusinessReportableSegmentMember5360000000JPY
Net salesInterimDuration_jpcrp040300-ssr_E37156-000OpticalCommunicationPartsAndDevicesBusinessReportableSegmentMember4662000000JPY
Net salesInterimDuration_TotalOfReportableSegmentsAndOthersMember10023000000JPY
Net salesInterimDuration_ReconcilingItemsMember-JPY
Net salesInterimDuration10023000000JPY
Operating incomeInterimDuration_jpcrp040300-ssr_E37156-000LeadTerminalsBusinessReportableSegmentMember549000000JPY
Operating incomeInterimDuration_jpcrp040300-ssr_E37156-000OpticalCommunicationPartsAndDevicesBusinessReportableSegmentMember2400000000JPY
Operating incomeInterimDuration_TotalOfReportableSegmentsAndOthersMember2949000000JPY
Operating incomeInterimDuration_ReconcilingItemsMember-JPY
Operating incomeInterimDuration2949000000JPY
Document title cover pageFilingDateInstant
Original text (Japanese)半期報告書
Clause of stipulation cover pageFilingDateInstant
Original text (Japanese)金融商品取引法第24条の5第1項の表の第1号
Place of filing cover pageFilingDateInstant
Original text (Japanese)近畿財務局長
Filing date cover pageFilingDateInstant2026-08-06
Semi annual accounting period cover pageFilingDateInstant
Original text (Japanese)第68期中(自 2026年1月1日 至 2026年6月30日)
Company name cover pageFilingDateInstant
Original text (Japanese)湖北工業株式会社
Company name in english cover pageFilingDateInstantKOHOKU KOGYO CO.,LTD.
Title and name of representative cover pageFilingDateInstant
Original text (Japanese)代表取締役社長CEO 石井 太
Address of registered headquarter cover pageFilingDateInstant
Original text (Japanese)滋賀県長浜市高月町高月1623番地
Telephone number address of registered headquarter cover pageFilingDateInstant
Original text (Japanese)(0749)85-3211 (代表)
Name of contact person address of registered headquarter cover pageFilingDateInstant
Original text (Japanese)取締役CFO 中村 聖二
Nearest place of contact cover pageFilingDateInstant
Original text (Japanese)滋賀県長浜市高月町高月1623番地
Telephone number nearest place of contact cover pageFilingDateInstant
Original text (Japanese)(0749)85-3211 (代表)
Name of contact person nearest place of contact cover pageFilingDateInstant
Original text (Japanese)取締役CFO 中村 聖二
Place for public inspection cover page (text)FilingDateInstantText · Plus
Edinet codeFilingDateInstantE37156
Fund codeFilingDateInstant-
Security codeFilingDateInstant65240
Filer name in japaneseFilingDateInstant
Original text (Japanese)湖北工業株式会社
Filer name in englishFilingDateInstantKOHOKU KOGYO CO.,LTD.
Fund name in japaneseFilingDateInstant-
Fund name in englishFilingDateInstant-
Cabinet office ordinanceFilingDateInstant
Original text (Japanese)企業内容等の開示に関する内閣府令
Document typeFilingDateInstant
Original text (Japanese)第四号の三様式
Accounting standardsFilingDateInstantJapan GAAP
Whether consolidated financial statements are preparedFilingDateInstanttrue

Every row of the EDINET CSV. Item names are the XBRL element names; filed text is kept in its original Japanese. Filed text is available on Plus and Pro.

Data checks · 14 of 14 passed
balance sheet identityconsolidated 2025-12-31pass rounding
balance sheet identityconsolidated 2026-06-30pass
dei present pass
period resolution pass
statement vs summary · net assetsconsolidated 2025-12-31pass
statement vs summary · net assetsconsolidated 2026-06-30pass
statement vs summary · net income attributable to parentconsolidated 2025-01-01/2025-06-30pass
statement vs summary · net income attributable to parentconsolidated 2026-01-01/2026-06-30pass
statement vs summary · operating cash flowconsolidated 2025-01-01/2025-06-30pass
statement vs summary · operating cash flowconsolidated 2026-01-01/2026-06-30pass
statement vs summary · revenueconsolidated 2025-01-01/2025-06-30pass
statement vs summary · revenueconsolidated 2026-01-01/2026-06-30pass
statement vs summary · total assetsconsolidated 2025-12-31pass
statement vs summary · total assetsconsolidated 2026-06-30pass