Matsuya Route 8 Nagahama Store Shifts South by 0.000001° Alone for the 5th Time

At 14:18 on May 21, 2026, the store data on Matsuya’s official website was updated to show the latitude of “Matsuya Route 8 Nagahama Store (2224)” (402-1 Koboricho, Nagahama, Shiga Prefecture; co-located with Matsunoya) shifting from “35.3870905 → 35.3870895” (-0.0000010 degrees). This corresponds to a surface displacement of about 11cm to the south. There was no change to the longitude.

Details of This Change

Item	Before	After	Difference
Latitude	35.3870905	35.3870895	-0.0000010 degrees (about 11cm south)
Longitude	136.2842973	136.2842973	No change
Store Name	Matsuya Route 8 Nagahama Store (co-located with Matsunoya)	Matsuya Route 8 Nagahama Store (co-located with Matsunoya)	No change
Business Hours	24-hour operation	24-hour operation	No change

Only the latitude was changed; the longitude, store name, business hours, and co-located brand remained unchanged.

The Five-Round Southward Cycle Since April 25 and the End of the Synchronized Pattern

Since its first southward shift at 11:30 on April 25, the latitude of Route 8 Nagahama Store has now moved south five consecutive times using the same correction value of “-0.0000010 degrees.” The cumulative difference is 0.0000050 degrees, translating to a southward shift of about 55.5cm at ground level. The timeline below includes the other stores corrected simultaneously on each date.

Correction Date & Time	Latitude Before	Latitude After	Other Stores Corrected Same Day (Latitude Only)	Number of Stores Affected That Day
April 25, 2026, 11:30	35.3870945	35.3870935	Miyakojima Tomobuchi-cho Store (2214), Sendai Ichibancho Store (2260), Iwamotocho Store (2274)	4 stores
May 1, 2026, 10:04	35.3870935	35.3870925	Miyakojima Tomobuchi-cho Store	2 stores
May 1, 2026, 16:04	35.3870925	35.3870915	Miyakojima Tomobuchi-cho Store	2 stores
May 7, 2026, 18:44	35.3870915	35.3870905	Miyakojima Tomobuchi-cho Store, Sendai Ichibancho Store	3 stores
May 21, 2026, 14:18 (this time)	35.3870905	35.3870895	None	1 store

In all four previous rounds, “Miyakojima Tomobuchi-cho Store + Route 8 Nagahama Store” had been included together as common targets, but this time Miyakojima Tomobuchi-cho Store dropped out, leaving Route 8 Nagahama Store alone for the first time. The correction value has stayed identical at “-0.0000010 degrees” across all five rounds, while the scope of affected stores has narrowed with each round — making May 21 the first time in the cycle since April 25 that Route 8 Nagahama Store has shifted alone.

Current Positions of the 4 Stores That Shifted South Together on April 25

Below is the cumulative southward shift, as of 14:00 on May 21 today, for the four stores that received their first southward shift on April 25.

Store Name	Location	Before April 25 Correction	As of May 21	Cumulative Southward Shift	Followed This Time
Matsuya Miyakojima Tomobuchi-cho Store	Miyakojima Ward, Osaka City, Osaka Prefecture	34.7123975	34.7123935	about 44cm	No
Matsuya Route 8 Nagahama Store (this time)	Nagahama, Shiga Prefecture	35.3870945	35.3870895	about 55cm	Yes
Matsuya Sendai Ichibancho Store	Aoba Ward, Sendai City, Miyagi Prefecture	38.2621431	38.2621411	about 22cm	No
Matsuya Iwamotocho Store	Chiyoda Ward, Tokyo	35.6945556	35.6945546	about 11cm	No

As of May 7, Miyakojima Tomobuchi-cho Store (44cm) and Route 8 Nagahama Store (44cm) had been moving in lockstep, but this time only Route 8 Nagahama Store shifted an additional 11cm south, reaching the largest cumulative shift among the four stores. Sendai Ichibancho Store has stopped at two rounds (22cm), and Iwamotocho Store remains at its single April 25 round (11cm) — each halting at a different cumulative figure.