Mil-lilly of today

This page shows pictures of 'Mil-Lilly'- an enemy in Japanese online game PhantasyStar Online Blue Burst. I need a weapon 'Psycho-wond' and she gives it. However I can rarely see her and she rarely give it. How many Mil-Lilly do I need to kill?

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millily-20070725.jpeg#61 (2007/7/25) Item: Currency(2007)
millily-20070731.jpeg#62 (2007/7/31) Item: Currency(2007)
millily-20070801a.jpeg#63 (2007/8/1) Item: All/Resist(2007)
millily-20070801b.jpeg#64 (2007/8/1) Item: GibartaLV21 disc(2007)
millily-20070807.jpeg#65 (2007/8/7) Item: Currency(2007)
millily-20070808.jpeg#66 (2007/8/8) Item: Currency(2007)
millily-20070809a.jpeg#67 (2007/8/9) Item: Currency(2007)
millily-20070809b.jpeg#68 (2007/8/9) Item: Currency(2007)
millily-20070813.jpeg#69 (2007/8/13) Item: (2007)
millily-20070817.jpeg#70 (2007/8/17) Item: (2007)
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