I teach EFL to adults. Reading this ad felt like being at work, puzzling over the "what I did on my holidays" essay of an elementary student who's been having a little bit too much fun with the dictionary.
It does kind of sound like it, but I doubt it is -- Sessue Kinosuki is such a fake faux-Japanese name, I doubt this thing ever came close to anyone actually Japanese.
I wouldn't really describe it as a percentage of caffeine, but coffee has different caffeine amounts depending on how it's brewed and how it's roasted (in order from most-least caffeine, it's light-medium-dark roast). I dug up this list from some quick googling:
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Date: 2009-09-22 12:26 am (UTC)no subject
Date: 2009-09-22 01:00 am (UTC)Caption 5 reads like something straight out of yaoi.
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Date: 2009-09-22 02:51 am (UTC)no subject
Date: 2009-09-22 03:11 am (UTC)Were Japanese valets once a Thing?
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Date: 2009-09-22 04:33 am (UTC)no subject
Date: 2009-09-22 05:11 pm (UTC)"7oz coffee:
Drip 115-175 milligrams
Brewed 80-135 mg
Instant 65-100 mg
Decaf, brewed 3-4 mg
Decaf, instant 2-3 mg
12oz tea:
Tea, iced (12 ozs.) 70 mg
Tea, brewed, imported 60 mg
Tea, brewed, U.S. 40 mg
Tea, instant 30 mg
Other:
Mate 25-150mg
Espresso 100mg of caffeine 1 serving (1.5-2oz)
According to The American Beverage Association the numbers are a little different:
Coffee, 8oz drip 104-192 mg
Tea, 8oz brewed 20-90
Iced Tea, 8 oz 9-50
Soft Drinks, 8 oz 20-40
Cocoa Beverage, 8oz 3-32
Milk Chocolate, 1 oz 1-15
Dark Chocolate, 1 oz 5-35"
/barista :)
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Date: 2009-09-22 06:23 am (UTC)no subject
Date: 2009-09-22 08:27 am (UTC)Well, okay, then. Mmhmm. Alrighty.