Guilder
09-16-2014

Not sure about GAMA's history with this item, but it was released on Japanese servers as part of a January 2010 New Year's event. It contained:

Haori&Black Hakama
Wrinkled Eboshi
White Jade Kanzashi
Azusayumi
Osafune
Mamorigatana
E. Asian Large Row Boat
E. Asian Heavy Hull


Event Info: gvo.gamedb.info/wiki/?LiveEvent/Fukubukuro

RvZ
01-18-2018

Available from Happy Holiday's Captain Ticket in Maris server (although this info is too late). It contains:

The Sword of the God of the South Wind
The Sword of the God of the North Wind
The Sword of the God of the West Wind
The Sword of the God of the East Wind
Adventure Amulet
Trade Amulet
Maritime Amulet
Bronze Gloves
Ten Gallon Hat
Western Jacket
Western Girl Outfit

& 2 items which information doesn't available in Ivyro yet:

-Hermes' Sandals
-Custom Tricorne

Donce
07-01-2018

Donce
07-01-2018

Reward for giving 3 different viking armours to Lady Buccaneer in London (Viking event)

RvZ
07-01-2018

Guilder
07-02-2018

There's actually two items by this name on the DB. I'm betting the Maris Christmas/Viking event version is related to this release as their drops are identical:

gvo.gamedb.info/wiki/?LiveEvent/NewYear2017

Another unlisted reward from it is Wrought Steel Shin Armour with +1 rowing. Otherwise, the Donce/RvZ list seems to cover it. Cheers.