Visa's Korea-Japan spend data points at secondary cities. It cannot price them.

Every number in the release is a growth rate off a base Visa did not disclose, and that is the whole difficulty for anyone marking an asset to it. Ten percentage points separate the non-major and major growth rates on the Japan side, which is growth roughly a third faster outside the big three ^[19]. For the smaller cities to have added more actual yen than the majors, their combined starting base would need to be at least three quarters of the majors' base ^[15]. Tokyo, Osaka and Fukuoka are the arrival airports and the department store floors. Three quarters is not where anyone familiar with the corridor would put that ratio.

The Korea leg is friendlier to the thesis, and Visa's own wording works against it. The coastal and island gap only requires the Busan, Jeju and Gangwon base to be about 38% of the greater Seoul base before the provinces are contributing more absolute spend than the capital region ^[16]. That is a defensible assumption for a market where Japanese travellers fly into Busan and Jeju directly. It remains an assumption the published data cannot settle, and Visa still describes the national growth figure as centered on Seoul, Incheon and Gyeonggi ^[5].

The Golden Week uplift needs its denominator read carefully. It compares Japan's longest holiday period against the prior year's weekly average ^[4], so an unknown share of the ~60% is calendar rather than incremental demand. That makes it a serviceable headline and a poor input to a stabilised income line.

What survives the base problem is the one metric that is already an average. The typical Japanese dining transaction in Korea rose about 25% ^[10], a rate and mix signal that does not depend on how many people arrived. Upscale retail up about 60% on K-beauty and K-fashion demand ^[9] and late-night spending up about 70% ^[11] point the same direction on mix, but both are volumes again and inherit the same missing denominator.

The intent data behind all of it is the sturdiest part. Japan is the destination 38.5% of surveyed Koreans name first, more than triple second-place Vietnam at 11.4% ^[8], and 58.1% said they preferred small-town trips while 57.7% chose neighbourhood districts over large facilities ^[7]. Patrick Storey, president of Visa Korea, reads the payment data as confirmation that travellers are going past big-city landmarks for experiences that suit their tastes ^[12]. Set against the tourism office count, a 10 million year needs roughly 833,000 Koreans a month ^[17], and last month's figure annualises to about 10.7 million ^[18].

Priced honestly, this is a mix story before it is a volume story. Mix is bought at the operating line, in average ticket and category, not at the cap rate on a regional hotel bought because its province grew faster than Tokyo from a base nobody has seen.