* [http://teamania.ch/blog/obubu-tea-houjicha-dark-roast/ Houjicha Review im Teamania Blog]
* [http://teamania.ch/blog/obubu-tea-houjicha-dark-roast/ Houjicha Review im Teamania Blog]
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* [http://oolongowl.wordpress.com/2013/07/18/houjicha-from-obubu-tea-via-yunomi-us-mystery-tea-samplers-club/ Houjicha Review von The Oolong Owl]
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* [http://oolongowl.wordpress.com/2013/07/18/houjicha-from-obubu-tea-via-yunomi-us-mystery-tea-samplers-club/ Houjicha Review von The Oolong Owl (englisch)]