Book the Peninsula Tokyo for the room and the people, not for the decor. Even the base category runs to a walk-in closet, a separate sitting area and a proper dressing table, the kind of layout most Tokyo hotels reserve for suites. The location does real work too: directly over a subway station, facing the Imperial Palace gardens, close enough to Ginza to walk. The staff turn up in trip report after trip report by name: Minju at the front desk gets singled out for how she handles a late-night arrival, and one guest's housekeeping team tracked down a pair of misplaced earrings after checkout and held them until she called. The same-day laundry, dropped in a valet box and back in four hours with no form to fill out, gets called a standout on its own.
The building hasn't been touched in a while, and it shows. Expect 1990s-era electronics, a phone-style room control instead of a tablet, and carpets and sofas that read warm and traditional to some and gloomy to others depending on the day and the room they're given. The lobby restaurant is the only breakfast option, so there's no actual lobby to sit in with a coffee, and the buffet itself draws more shrugs than raves. None of that touches the wellness floor: the indoor pool overlooking the park gets flagged as a genuine highlight almost every time it comes up.
This is the right call for a Tokyo trip built around going out and eating everywhere else, where you want a big, well-run base and don't need the room to be the story. If dated furniture would bother you daily, that's worth pricing in before you book, and people who've stayed at both sometimes end up preferring Janu or the Tokyo Edition for newer rooms. For the welcome, the space, and that location, the Pen still earns the booking.