1boy belt belt_buckle black_footwear black_hair blue_jacket boots buckle grey_background hair_slicked_back highres iroha_(akei0710) jacket kiryuu_kazuma mature ryuu_ga_gotoku ryuu_ga_gotoku_6 shirt short_hair sideburns white_shirt zipper  arakawa_under_the_bridge arsene_lupin_iii chain_necklace character_request copyright_request crossed_arms crossover crows dog doubutsu_no_mori facial_hair fingerless_gloves formal gintama glasses gloves guitar gun hair_slicked_back handgun hands_in_pockets harlock hat highres honda_akira ink_(medium) instrument japanese_clothes kappa_(arakawa) kudou_shin'ichi lee_(dragon_garou) long_hair lupin_iii mad_treasure meitantei_conan monochrome multiple_crossover necktie one_piece open_hands ryuu_ga_gotoku ryuu_ga_gotoku_6 sakata_gintoki scar_on_cheek skull_and_crossbones smile someya_takumi suit sunglasses takiya_genji terra_formars totakeke traditional_media uchuu_kaizoku_captain_harlock watch watch weapon  akiyama_shun date_makoto doujima_daigo everyone gouda_ryuuji hana_(ryuu_ga_gotoku) highres kashiwagi_osamu kido_takeshi kiryuu_kazuma majima_gorou makimura_makoto masayoshi_tanimura matsu_(bandan) mine_yoshitaka nishikiyama_akira nishitani_homare ryuu_ga_gotoku ryuu_ga_gotoku_0 ryuu_ga_gotoku_2 ryuu_ga_gotoku_3 ryuu_ga_gotoku_4 ryuu_ga_gotoku_5 ryuu_ga_gotoku_6 saejima_taiga sawamura_haruka sawamura_haruto shinada_tatsuo tachibana_tetsu watase_masaru