Hakone Tozan Railway "Allegra 10th Anniversary Headmark" Keychain This keychain features a headmark design created by active train crew members. Available for sale only on Hakone Tozan Railway trains between Hakone-Yumoto and Gora. 3.5cm x 4.8cm (Measurements are approximate due to manual measurement) I bought this as a souvenir of my trip, but I would like to pass it on to someone who loves trains. Will be shipped in simple packaging.