Komori

Notice of Monthly Operating Results Disclosure for September 2026

Mami Mart's standalone sales at all stores in September 2026 were 115.7% of the prior-year level, while same-store sales were 101.4%. Across all stores, customer traffic was 108.8% and average spend per customer was 106.4%; at existing stores, customer traffic was 97.2% and average spend per customer was 104.3%.

Worth reading
47Recurring
Scored from 3 of 5 sections
Direction
Improvement
Direction inferred from the company’s description.
Scale
115.7
Year-on-year (%)
Wording
Definitive
How definitive the wording is.

Sales for this month

September 2026Fiscal year ending September 2026
Net Sales / All Stores
+15.7%
Net Sales / Existing stores
+1.4%
Total-store sales
+15.7%
Same-Store Sales
+1.4%
Number of Customers / All Stores
+8.8%
Number of Customers / Existing stores
-2.8%
Average Spend per Customer / All Stores
+6.4%
Average Spend per Customer / Existing stores
+4.3%
Cumulative from Start of Period / Annual
+18.8%
Cumulative from Start of Period / First half
+20.0%
Cumulative from Start of Period / Second half
+17.6%
既存店売上高:Stores that have been open for at least 13 months from the month of opening
The center line represents the same level as the same month of the previous year (100). The distance from the line represents the year-on-year change.
Monthly Commentary

Updated the monthly performance trends of major companies for September 2026 (year on year).

Monthly trend for the same period last year

2025/10: All-store sales 123.6, customer traffic 116.6, average spend per customer 105.9, same-store sales 112.0, customer traffic 107.1, average spend per customer 104.6. 2025/11: All-store sales 124.5, customer traffic 117.8, average spend per customer 105.6, same-store sales 111.9, customer traffic 107.3, average spend per customer 104.3. 2025/12: All-store sales 120.9, customer traffic 116.8, average spend per customer 103.5, same-store sales 107.3, customer traffic 105.2, average spend per customer 102.0. 2026/1: All-store sales 119.1, customer traffic 113.8, average spend per customer 104.6, same-store sales 106.5, customer traffic 103.2, average spend per customer 103.2. 2026/2: All-store sales 116.5, customer traffic 112.8, average spend per customer 103.3, same-store sales 102.7, customer traffic 101.1, average spend per customer 101.6. 2026/3: All-store sales 116.3, customer traffic 114.2, average spend per customer 101.9, same-store sales 100.2, customer traffic 100.3, average spend per customer 99.9. 2026/4: All-store sales 119.7, customer traffic 114.7, average spend per customer 104.4, same-store sales 102.8, customer traffic 100.8, average spend per customer 102.0. 2026/5: All-store sales 122.4, customer traffic 115.1, average spend per customer 106.4, same-store sales 105.2, customer traffic 101.5, average spend per customer 103.7. 2026/6: All-store sales 115.7, customer traffic 111.4, average spend per customer 103.9, same-store sales 102.2, customer traffic 100.4, average spend per customer 101.8. 2026/7: All-store sales 115.4, customer traffic 110.8, average spend per customer 104.2, same-store sales 101.8, customer traffic 99.9, average spend per customer 101.9. 2026/8: All-store sales 117.0, customer traffic 112.2, average spend per customer 104.3, same-store sales 102.4, customer traffic 100.5, average spend per customer 102.0.

Scope of aggregation: 株式会社マミーマート on a standalone basis

Sales for this month
ItemDetails
Month CoveredSeptember 2026
Fiscal Year CoveredFiscal year ending September 2026
Scope of aggregation株式会社マミーマート on a standalone basis
Year-on-year change in monthly net salesAll Stores 115.7 / Existing stores 101.4
Total-store sales, year on year115.7
Same-Store Sales, Year on YearRate 101.4 / Definition Stores that have been open for at least 13 months from the month of opening
Year-on-Year Change in Customer CountAll Stores 108.8 / Existing stores 97.2
Year-on-Year Change in Average Spend per CustomerAll Stores 106.4 / Existing stores 104.3
Cumulative Year-on-Year Change from Start of PeriodAnnual 118.8 / First half 120 / Second half 117.6
Monthly CommentaryUpdated the monthly performance trends of major companies for September 2026 (year on year).
Monthly trend for the same period last year2025/10: All-store sales 123.6, customer traffic 116.6, average spend per customer 105.9, same-store sales 112.0, customer traffic 107.1, average spend per customer 104.6. 2025/11: All-store sales 124.5, customer traffic 117.8, average spend per customer 105.6, same-store sales 111.9, customer traffic 107.3, average spend per customer 104.3. 2025/12: All-store sales 120.9, customer traffic 116.8, average spend per customer 103.5, same-store sales 107.3, customer traffic 105.2, average spend per customer 102.0. 2026/1: All-store sales 119.1, customer traffic 113.8, average spend per customer 104.6, same-store sales 106.5, customer traffic 103.2, average spend per customer 103.2. 2026/2: All-store sales 116.5, customer traffic 112.8, average spend per customer 103.3, same-store sales 102.7, customer traffic 101.1, average spend per customer 101.6. 2026/3: All-store sales 116.3, customer traffic 114.2, average spend per customer 101.9, same-store sales 100.2, customer traffic 100.3, average spend per customer 99.9. 2026/4: All-store sales 119.7, customer traffic 114.7, average spend per customer 104.4, same-store sales 102.8, customer traffic 100.8, average spend per customer 102.0. 2026/5: All-store sales 122.4, customer traffic 115.1, average spend per customer 106.4, same-store sales 105.2, customer traffic 101.5, average spend per customer 103.7. 2026/6: All-store sales 115.7, customer traffic 111.4, average spend per customer 103.9, same-store sales 102.2, customer traffic 100.4, average spend per customer 101.8. 2026/7: All-store sales 115.4, customer traffic 110.8, average spend per customer 104.2, same-store sales 101.8, customer traffic 99.9, average spend per customer 101.9. 2026/8: All-store sales 117.0, customer traffic 112.2, average spend per customer 104.3, same-store sales 102.4, customer traffic 100.5, average spend per customer 102.0.
Items this document does not state (11)
Net sales for the monthCumulative Sales from Start of PeriodYear-on-year change by categorySales by categoryKey KPIsNumber of Stores at Period-EndNumber of stores opened during the monthNumber of stores closed during the monthFactors Affecting the ChangeMeasures from the following month onwardNext Scheduled Disclosure

These are items the company does not state in this document. We do not leave them blank, nor fill them in from other sources or by inference.

The reasons the company gives

The company's own explanation, not something inferred from the numbers.

The company did not provide an explanation for the increase or decrease.

How to read this page

This is not the documentKomori reads the disclosure the company filed and writes this summary. Figures are as stated by the company and are not audited.
Weight is not a verdictIt measures how much this changes what the company had already told the market. It is not a view on the shares.
Corrections happenIf the company reissues this disclosure, the page is rebuilt from the corrected version and the revision number moves up.
Notice of Monthly Operating Results Disclosure for September 2026 | Mammy Mart Holdings Corporation (9823) timely disclosure | Komori