After the erikae, when maiko becomes geiko, hairstyles change to styled katsura(wigs). We can see a nicely styles katsura worn by geiko Kikuyu on the picture. Her hair is decorated with small but very stylish accessory called maezashi.
White tabi is a must and a spare pair is always carried in maiko/geiko's kago.
Senior Maiko Kikutsuru
Her hairstyle is called ofuku. It is decorated with seasonal kanzashi - (daffodil is flower sr Maiko wear during March)
Senior Maiko Kikumaru
As she is senior maiko(like Kikutsuru san) she has her hair styled in ofuku hairstyle and decorated with seasonal daffodil flower.
Junior Maiko Kikune
Hikizuri worn by Kikune chan is wearing a soft pink hikizuri with plum blossoms on it. Obi is decorated with woven ornament,
Junior maiko Kikushino
Her hair is decorated with nanohana blossom flowers and small butterflies - a perfect kanzashi choice for junior maiko.
Junior Maiko Kikuyae
As she is still Jr Maiko, her hairtyle is Wareshinobu - same as her neesan's Maiko Kikune and Maiko Kikushino.