Vocabulary consisting only from characters you are able to read
下る
kudaru
(1)to descend, to go down, to come down, (2)to be handed down (of an order, judgment, etc.), (3)to pass (of time), (4)to surrender, to capitulate, (5)(often in neg. form) to be less than, to be i godan, jlpt3, verb, vintrans
万博
banpaku
(abbr) world fair, international expositionmix
付ける
cukeru
(1)to attach, to join, to add, to append, to affix, to stick, to glue, to fasten, to sew on, to apply (ointment), (2)to furnish (a house with), (3)to wear, to put on, (4)to keep a diary, to make a ichidan, jlpt3, verb, vtrans
赤み
akami
reddish tinge/tinge of red/slight redness/blushmix
緑の日
midorinohi
(n) Greenery Day (national holiday; May 4)namae, toki
~中
~čuu
in (the middle of), within, during, whilejlpt5