Annual report

Period2025-06-01 → 2026-05-31
Filed2026-08-26
StandardJapan GAAP
ConsolidatedYes
Data checks24 of 24 passed
Key figures · 148
MetricValuePeriodScopeSource row
Revenue¥7.8bn2025-06-01 → 2026-05-31Cons.Net sales
Revenue¥7.0bn2024-06-01 → 2025-05-31Cons.Net sales
Revenue¥6.7bn2023-06-01 → 2024-05-31vCons.Net sales (5-year summary)
Revenue¥6.0bn2022-06-01 → 2023-05-31vCons.Net sales (5-year summary)
Revenue¥5.4bn2021-06-01 → 2022-05-31vCons.Net sales (5-year summary)
Operating income¥685m2025-06-01 → 2026-05-31Cons.Operating income
Operating income¥555m2024-06-01 → 2025-05-31Cons.Operating income
Ordinary income¥726m2025-06-01 → 2026-05-31Cons.Ordinary income
Ordinary income¥585m2024-06-01 → 2025-05-31Cons.Ordinary income
Ordinary income¥650m2023-06-01 → 2024-05-31vCons.Ordinary income loss (5-year summary)
Ordinary income¥588m2022-06-01 → 2023-05-31vCons.Ordinary income loss (5-year summary)
Ordinary income¥594m2021-06-01 → 2022-05-31vCons.Ordinary income loss (5-year summary)
Profit before tax¥772m2025-06-01 → 2026-05-31Cons.Income before income taxes
Profit before tax¥583m2024-06-01 → 2025-05-31Cons.Income before income taxes
Net income (owners)¥591m2025-06-01 → 2026-05-31Cons.Profit loss attributable to owners of parent
Net income (owners)¥427m2024-06-01 → 2025-05-31Cons.Profit loss attributable to owners of parent
Net income (owners)¥461m2023-06-01 → 2024-05-31vCons.Profit loss attributable to owners of parent (5-year summary)
Net income (owners)¥433m2022-06-01 → 2023-05-31vCons.Profit loss attributable to owners of parent (5-year summary)
Net income (owners)¥409m2021-06-01 → 2022-05-31vCons.Profit loss attributable to owners of parent (5-year summary)
Net income¥591m2025-06-01 → 2026-05-31Cons.Profit loss
Net income¥427m2024-06-01 → 2025-05-31Cons.Profit loss
Total assets¥5.9bnat 2026-05-31Cons.Assets
Total assets¥5.3bnat 2025-05-31Cons.Assets
Total assets¥4.9bnat 2024-05-31vCons.Total assets (5-year summary)
Total assets¥4.5bnat 2023-05-31vCons.Total assets (5-year summary)
Total assets¥4.2bnat 2022-05-31vCons.Total assets (5-year summary)
Total liabilities¥1.5bnat 2026-05-31Cons.Liabilities
Total liabilities¥1.3bnat 2025-05-31Cons.Liabilities
Net assets / equity¥4.3bnat 2026-05-31Cons.Net assets
Net assets / equity¥4.0bnat 2025-05-31Cons.Net assets
Net assets / equity¥3.7bnat 2024-05-31vCons.Net assets
Net assets / equity¥3.3bnat 2023-05-31vCons.Net assets (5-year summary)
Net assets / equity¥3.0bnat 2022-05-31vCons.Net assets (5-year summary)
Cash and deposits¥3.8bnat 2026-05-31Cons.Cash and deposits
Cash and deposits¥3.7bnat 2025-05-31Cons.Cash and deposits
Cash & equivalents¥3.0bnat 2026-05-31Cons.Cash and cash equivalents
Cash & equivalents¥3.0bnat 2025-05-31Cons.Cash and cash equivalents
Cash & equivalents¥2.9bnat 2024-05-31vCons.Cash and cash equivalents
Cash & equivalents¥2.6bnat 2023-05-31vCons.Cash and cash equivalents (5-year summary)
Cash & equivalents¥2.5bnat 2022-05-31vCons.Cash and cash equivalents (5-year summary)
Operating cash flow¥580m2025-06-01 → 2026-05-31Cons.Net cash provided by used in operating activities
Operating cash flow¥444m2024-06-01 → 2025-05-31Cons.Net cash provided by used in operating activities
Operating cash flow¥565m2023-06-01 → 2024-05-31vCons.Net cash provided by used in operating activities (5-year summary)
Operating cash flow¥353m2022-06-01 → 2023-05-31vCons.Net cash provided by used in operating activities (5-year summary)
Operating cash flow¥461m2021-06-01 → 2022-05-31vCons.Net cash provided by used in operating activities (5-year summary)
Investing cash flow−¥299m2025-06-01 → 2026-05-31Cons.Net cash provided by used in investment activities
Investing cash flow−¥269m2024-06-01 → 2025-05-31Cons.Net cash provided by used in investment activities
Investing cash flow−¥81m2023-06-01 → 2024-05-31vCons.Net cash provided by used in investing activities (5-year summary)
Investing cash flow−¥126m2022-06-01 → 2023-05-31vCons.Net cash provided by used in investing activities (5-year summary)
Investing cash flow−¥23m2021-06-01 → 2022-05-31vCons.Net cash provided by used in investing activities (5-year summary)
Financing cash flow−¥221m2025-06-01 → 2026-05-31Cons.Net cash provided by used in financing activities
Financing cash flow−¥142m2024-06-01 → 2025-05-31Cons.Net cash provided by used in financing activities
Financing cash flow−¥134m2023-06-01 → 2024-05-31vCons.Net cash provided by used in financing activities (5-year summary)
Financing cash flow−¥133m2022-06-01 → 2023-05-31vCons.Net cash provided by used in financing activities (5-year summary)
Financing cash flow¥634m2021-06-01 → 2022-05-31vCons.Net cash provided by used in financing activities (5-year summary)
EPS (basic)¥203.312025-06-01 → 2026-05-31Cons.Basic earnings loss per share (5-year summary)
EPS (basic)¥147.062024-06-01 → 2025-05-31Cons.Basic earnings loss per share (5-year summary)
EPS (basic)¥158.752023-06-01 → 2024-05-31vCons.Basic earnings loss per share (5-year summary)
EPS (basic)¥149.042022-06-01 → 2023-05-31vCons.Basic earnings loss per share (5-year summary)
EPS (basic)¥145.512021-06-01 → 2022-05-31vCons.Basic earnings loss per share (5-year summary)
Net assets per share¥1,490.85at 2026-05-31Cons.Net assets per share (5-year summary)
Net assets per share¥1,362.53at 2025-05-31Cons.Net assets per share (5-year summary)
Net assets per share¥1,263.48at 2024-05-31vCons.Net assets per share (5-year summary)
Net assets per share¥1,149.73at 2023-05-31vCons.Net assets per share (5-year summary)
Net assets per share¥1,045.69at 2022-05-31vCons.Net assets per share (5-year summary)
Equity ratio74.0%at 2026-05-31Cons.Equity to asset ratio (5-year summary)
Equity ratio75.3%at 2025-05-31Cons.Equity to asset ratio (5-year summary)
Equity ratio74.4%at 2024-05-31vCons.Equity to asset ratio (5-year summary)
Equity ratio73.5%at 2023-05-31vCons.Equity to asset ratio (5-year summary)
Equity ratio73.2%at 2022-05-31vCons.Equity to asset ratio (5-year summary)
ROE14.3%2025-06-01 → 2026-05-31Cons.Rate of return on equity (5-year summary)
ROE11.2%2024-06-01 → 2025-05-31Cons.Rate of return on equity (5-year summary)
ROE13.2%2023-06-01 → 2024-05-31vCons.Rate of return on equity (5-year summary)
ROE13.6%2022-06-01 → 2023-05-31vCons.Rate of return on equity (5-year summary)
ROE16.3%2021-06-01 → 2022-05-31vCons.Rate of return on equity (5-year summary)
Employees258at 2026-05-31Cons.Number of employees
Employees265at 2025-05-31Cons.Number of employees
Employees255at 2024-05-31vCons.Number of employees
Employees242at 2023-05-31vCons.Number of employees
Employees210at 2022-05-31vCons.Number of employees
Revenue¥7.1bn2025-06-01 → 2026-05-31StandaloneNet sales
Revenue¥6.4bn2024-06-01 → 2025-05-31StandaloneNet sales
Revenue¥6.1bn2023-06-01 → 2024-05-31vStandaloneNet sales (5-year summary)
Revenue¥5.4bn2022-06-01 → 2023-05-31vStandaloneNet sales (5-year summary)
Revenue¥4.9bn2021-06-01 → 2022-05-31vStandaloneNet sales (5-year summary)
Operating income¥598m2025-06-01 → 2026-05-31StandaloneOperating income
Operating income¥472m2024-06-01 → 2025-05-31StandaloneOperating income
Ordinary income¥634m2025-06-01 → 2026-05-31StandaloneOrdinary income
Ordinary income¥498m2024-06-01 → 2025-05-31StandaloneOrdinary income
Ordinary income¥612m2023-06-01 → 2024-05-31vStandaloneOrdinary income loss (5-year summary)
Ordinary income¥505m2022-06-01 → 2023-05-31vStandaloneOrdinary income loss (5-year summary)
Ordinary income¥531m2021-06-01 → 2022-05-31vStandaloneOrdinary income loss (5-year summary)
Profit before tax¥680m2025-06-01 → 2026-05-31StandaloneIncome before income taxes
Profit before tax¥495m2024-06-01 → 2025-05-31StandaloneIncome before income taxes
Net income¥529m2025-06-01 → 2026-05-31StandaloneProfit loss
Net income¥369m2024-06-01 → 2025-05-31StandaloneProfit loss
Net income¥434m2023-06-01 → 2024-05-31vStandaloneNet income loss (5-year summary)
Net income¥374m2022-06-01 → 2023-05-31vStandaloneNet income loss (5-year summary)
Net income¥364m2021-06-01 → 2022-05-31vStandaloneNet income loss (5-year summary)
Total assets¥5.3bnat 2026-05-31StandaloneAssets
Total assets¥4.8bnat 2025-05-31StandaloneAssets
Total assets¥4.6bnat 2024-05-31vStandaloneTotal assets (5-year summary)
Total assets¥4.2bnat 2023-05-31vStandaloneTotal assets (5-year summary)
Total assets¥3.9bnat 2022-05-31vStandaloneTotal assets (5-year summary)
Total liabilities¥1.4bnat 2026-05-31StandaloneLiabilities
Total liabilities¥1.2bnat 2025-05-31StandaloneLiabilities
Net assets / equity¥3.9bnat 2026-05-31StandaloneNet assets
Net assets / equity¥3.6bnat 2025-05-31StandaloneNet assets
Net assets / equity¥3.4bnat 2024-05-31vStandaloneNet assets
Net assets / equity¥3.1bnat 2023-05-31vStandaloneNet assets (5-year summary)
Net assets / equity¥2.8bnat 2022-05-31vStandaloneNet assets (5-year summary)
Cash and deposits¥3.4bnat 2026-05-31StandaloneCash and deposits
Cash and deposits¥3.3bnat 2025-05-31StandaloneCash and deposits
EPS (basic)¥181.922025-06-01 → 2026-05-31StandaloneBasic earnings loss per share (5-year summary)
EPS (basic)¥126.942024-06-01 → 2025-05-31StandaloneBasic earnings loss per share (5-year summary)
EPS (basic)¥149.382023-06-01 → 2024-05-31vStandaloneBasic earnings loss per share (5-year summary)
EPS (basic)¥128.82022-06-01 → 2023-05-31vStandaloneBasic earnings loss per share (5-year summary)
EPS (basic)¥129.462021-06-01 → 2022-05-31vStandaloneBasic earnings loss per share (5-year summary)
Dividend per share¥612025-06-01 → 2026-05-31StandaloneDividend paid per share (5-year summary)
Dividend per share¥752024-06-01 → 2025-05-31StandaloneDividend paid per share (5-year summary)
Dividend per share¥482023-06-01 → 2024-05-31vStandaloneDividend paid per share (5-year summary)
Dividend per share¥452022-06-01 → 2023-05-31vStandaloneDividend paid per share (5-year summary)
Dividend per share¥452021-06-01 → 2022-05-31vStandaloneDividend paid per share (5-year summary)
Net assets per share¥1,347.02at 2026-05-31StandaloneNet assets per share (5-year summary)
Net assets per share¥1,240.11at 2025-05-31StandaloneNet assets per share (5-year summary)
Net assets per share¥1,161.17at 2024-05-31vStandaloneNet assets per share (5-year summary)
Net assets per share¥1,056.79at 2023-05-31vStandaloneNet assets per share (5-year summary)
Net assets per share¥973at 2022-05-31vStandaloneNet assets per share (5-year summary)
Equity ratio74.1%at 2026-05-31StandaloneEquity to asset ratio (5-year summary)
Equity ratio75.3%at 2025-05-31StandaloneEquity to asset ratio (5-year summary)
Equity ratio73.9%at 2024-05-31vStandaloneEquity to asset ratio (5-year summary)
Equity ratio73.7%at 2023-05-31vStandaloneEquity to asset ratio (5-year summary)
Equity ratio73.3%at 2022-05-31vStandaloneEquity to asset ratio (5-year summary)
ROE14.1%2025-06-01 → 2026-05-31StandaloneRate of return on equity (5-year summary)
ROE10.6%2024-06-01 → 2025-05-31StandaloneRate of return on equity (5-year summary)
ROE13.5%2023-06-01 → 2024-05-31vStandaloneRate of return on equity (5-year summary)
ROE12.7%2022-06-01 → 2023-05-31vStandaloneRate of return on equity (5-year summary)
ROE15.7%2021-06-01 → 2022-05-31vStandaloneRate of return on equity (5-year summary)
Shares issued2,906,000at 2026-05-31StandaloneTotal number of issued shares (5-year summary)
Shares issued2,906,000at 2025-05-31StandaloneTotal number of issued shares (5-year summary)
Shares issued2,906,000at 2024-05-31vStandaloneTotal number of issued shares (5-year summary)
Shares issued2,906,000at 2023-05-31vStandaloneTotal number of issued shares (5-year summary)
Shares issued2,906,000at 2022-05-31vStandaloneTotal number of issued shares (5-year summary)
Employees213at 2026-05-31StandaloneNumber of employees
Employees221at 2025-05-31StandaloneNumber of employees
Employees214at 2024-05-31vStandaloneNumber of employees
Employees205at 2023-05-31vStandaloneNumber of employees
Employees177at 2022-05-31vStandaloneNumber of employees

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.

All source rows · 1,186
ItemContextValueUnit
Independent auditors report consolidated (text)FilingDateInstantText · Plus
Audit firm1 consolidatedFilingDateInstant
Original text (Japanese)EY新日本有限責任監査法人
Cpa1 audit firm1 consolidatedFilingDateInstant
Original text (Japanese)下田 琢磨
Cpa2 audit firm1 consolidatedFilingDateInstant
Original text (Japanese)森本 博樹
Audit opinion consolidated (text)FilingDateInstantText · Plus
Key audit matters consolidated (text)FilingDateInstantText · Plus
Overview kam consolidated (text)FilingDateInstantText · Plus
Short description kam consolidatedFilingDateInstant_Row1Member
Original text (Japanese)株式会社シイエヌエスにおける、請負契約に係る取引及び準委任契約に係る取引の売上高の期間帰属の適切性
Description including reason kam consolidated (text)FilingDateInstant_Row1MemberText · Plus
Reference kam consolidatedFilingDateInstant_Row1Member
Original text (Japanese)【注記事項】(収益認識関係)1.顧客との契約から生じる収益を分解した情報
Reference2 kam consolidatedFilingDateInstant_Row1Member
Original text (Japanese)(連結財務諸表作成のための基本となる重要な事項)4.会計方針に関する事項(5)重要な収益及び費用の計上基準
Auditors response kam consolidated (text)FilingDateInstant_Row1MemberText · Plus
Other information consolidated (text)FilingDateInstantText · Plus
Fee related information consolidated (text)FilingDateInstantText · Plus
Independent auditors report non consolidated (text)FilingDateInstantText · Plus
Audit firm1 non consolidatedFilingDateInstant
Original text (Japanese)EY新日本有限責任監査法人
Cpa1 audit firm1 non consolidatedFilingDateInstant
Original text (Japanese)下田 琢磨
Cpa2 audit firm1 non consolidatedFilingDateInstant
Original text (Japanese)森本 博樹
Audit opinion non consolidated (text)FilingDateInstantText · Plus
Key audit matters non consolidated (text)FilingDateInstantText · Plus
Overview kam non consolidated (text)FilingDateInstantText · Plus
Short description kam non consolidatedFilingDateInstant_Row1Member
Original text (Japanese)請負契約に係る取引及び準委任契約に係る取引の売上高の期間帰属の適切性
Same as kam for consolidated fskam non consolidated (text)FilingDateInstant_Row1MemberText · Plus
Other information non consolidated (text)FilingDateInstantText · Plus
Fee related information non consolidated (text)FilingDateInstantText · Plus
Number of submissionFilingDateInstant1
Net sales (5-year summary)Prior4YearDuration5419409000JPY
Net sales (5-year summary)Prior3YearDuration5989475000JPY
Net sales (5-year summary)Prior2YearDuration6657083000JPY
Net sales (5-year summary)Prior1YearDuration7004976000JPY
Net sales (5-year summary)CurrentYearDuration7774309000JPY
Ordinary income loss (5-year summary)Prior4YearDuration594456000JPY
Ordinary income loss (5-year summary)Prior3YearDuration587675000JPY
Ordinary income loss (5-year summary)Prior2YearDuration650255000JPY
Ordinary income loss (5-year summary)Prior1YearDuration585254000JPY
Ordinary income loss (5-year summary)CurrentYearDuration725926000JPY
Profit loss attributable to owners of parent (5-year summary)Prior4YearDuration409489000JPY
Profit loss attributable to owners of parent (5-year summary)Prior3YearDuration433098000JPY
Profit loss attributable to owners of parent (5-year summary)Prior2YearDuration461328000JPY
Profit loss attributable to owners of parent (5-year summary)Prior1YearDuration427349000JPY
Profit loss attributable to owners of parent (5-year summary)CurrentYearDuration590821000JPY
Comprehensive income (5-year summary)Prior4YearDuration409431000JPY
Comprehensive income (5-year summary)Prior3YearDuration433098000JPY
Comprehensive income (5-year summary)Prior2YearDuration461328000JPY
Comprehensive income (5-year summary)Prior1YearDuration427349000JPY
Comprehensive income (5-year summary)CurrentYearDuration590821000JPY
Net assets (5-year summary)Prior4YearInstant3038780000JPY
Net assets (5-year summary)Prior3YearInstant3341108000JPY
Net assets (5-year summary)Prior2YearInstant3671667000JPY
Net assets (5-year summary)Prior1YearInstant3959471000JPY

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 · 24 of 24 passed
balance sheet identityconsolidated 2025-05-31pass rounding
balance sheet identityconsolidated 2026-05-31pass
balance sheet identitynon_consolidated 2025-05-31pass rounding
balance sheet identitynon_consolidated 2026-05-31pass
dei present pass
period resolution pass
statement vs summary · net assetsconsolidated 2024-05-31pass
statement vs summary · net assetsconsolidated 2025-05-31pass
statement vs summary · net assetsconsolidated 2026-05-31pass
statement vs summary · net assetsnon_consolidated 2024-05-31pass
statement vs summary · net assetsnon_consolidated 2025-05-31pass
statement vs summary · net assetsnon_consolidated 2026-05-31pass
statement vs summary · net income attributable to parentconsolidated 2024-06-01/2025-05-31pass
statement vs summary · net income attributable to parentconsolidated 2025-06-01/2026-05-31pass
statement vs summary · operating cash flowconsolidated 2024-06-01/2025-05-31pass
statement vs summary · operating cash flowconsolidated 2025-06-01/2026-05-31pass
statement vs summary · revenueconsolidated 2024-06-01/2025-05-31pass
statement vs summary · revenueconsolidated 2025-06-01/2026-05-31pass
statement vs summary · revenuenon_consolidated 2024-06-01/2025-05-31pass
statement vs summary · revenuenon_consolidated 2025-06-01/2026-05-31pass
statement vs summary · total assetsconsolidated 2025-05-31pass
statement vs summary · total assetsconsolidated 2026-05-31pass
statement vs summary · total assetsnon_consolidated 2025-05-31pass
statement vs summary · total assetsnon_consolidated 2026-05-31pass